McDonnell Miller Boiler Control Replacement Parts ()

McDonnell Miller Boiler Control Replacement Parts ()
BOILER CONTROL REPLACEMENT PARTS
SERIES 47 - Mechanical Water Feeders
No. 47 . . . . . . . . . . . . . . . . . VNS# MM-47
No. 47-2 w/ Cut-off Switch . . VNS# MM-47-2
Fig 47-2
Components
- For steam and hot water boiler with cold water feed.
- Continuous maintenance of minimum safe water level,
independent of electrical service.
- Proportional feed action.
- Quick hook-up fittings provided.
- Quick-change replaceable cartridge valve and strainer.
- Optional Features: 1.) No. 2 Switch 2.) Manual Reset
- Maximum water supply pressure, 150psi.
- Maximum boiler pressure, 25psi.
Item # Model/Order#
1
MM-CTRD-101
2
MM-SA47-101-102
3
MM-37-101
4
MM-SA101-38
5
MM-SA47-4
6
MM-37-27
7
MM-CO-106
8
MM-MA-259
9
MM-SA159-17
10
MM-SA259-24
11
MM-SA159-24
12
MM-SA37-30
13
MM-37-26
14
MM-14-B
15
MM-37-39
MM-2
MM-2-M
Description
Cartridge & Strainer
Valve, Cartridge & Strainer Kit
Tetraseal O-Ring
Strainer
Bellows Bracket Assembly
Gasket
Cam Assembly
Quick Hook-up Fittings (Includes 9,10,11)
Black “Y” Assembly
Upper Quick Hook-up Fittings
Lower Quick Hook-up Fittings
Float Includes #13 Gasket
Gasket
Blow Down Valve
Blow Down Gasket
Switch for 47-2
Switch for 47-2 with Manual Reset
SERIES 21 - Make-Up Water Feeders
No. 21 . . . . VNS# MM-21
No. 221. . . . VNS# MM-221
Item #
1
2
3
4
5
6
7
8
9
2A
Model/Order #
MM-21-30
MM-847-26
MM-21-27
MM-21-12
MM-SA21-6
MM-37-28
MM-SA51-9R
MM-SA21-38R
MM-37-101
MM-F-26
Description
Float
Gasket
Gasket
Gasket
Valve Assembly
Gasket
Strainer Assembly
Strainer Basket
Tetraseal O-ring
Head Gasket #221
-
For boiler receiver tanks.
Direct mounting eliminates need for equalizing connections.
Proportional feed action.
Mounting flange - six 7/16” bolt holes on a 5 3/4” bolt circle.
Soft seat provides positive seal.
Maximum water supply pressure, 150psi.
Maximum pressure, 35 psi.
Fig. 21
Components
BOILER CONTROL REPLACEMENT PARTS
SERIES 51
Water Feeders/Low Water Cut Offs
No. 51 . . . . VNS# MM-51
No. 51-2 . . . VNS# MM-51-2
Fig. 51-2
Components
- For low pressure steam and hot water boilers larger than 5,000 sq. ft. capacity
with cold water feed.
- No. 2 cut-off switch included.
- Optional Features 1.) Manual Reset 2.) Float Block
- Maximum water supply pressure, 150psi.
- Maximum pressure, 35psi.
Item #
1
2
3
4
5
6
7
8
9
10
11
Model/Order #
MM-2
MM-2M
MM-FLT-51
MM-F-26
MM-37-27
MM-CO-106
MM-BA-51
MM-SA51-101-102
MM-CTRD-51
MM-37-101
MM-SA101-38
Description
Low Water Cut-off Switch
No. 2 w/ Manual Reset
Float
Gasket
Gasket
Cam Assembly
Bellows Bracket Assembly
Valve & Strainer Kit
Cartridge & Strainer Kit
Tetreseal O-Ring
Strainer Basket (includes item 10)
Replacement Head Mechanisms
For Series
Description
Order #
51
51-2
Head Mechanism
Head Mechanism
MM-51-HD
MM-51-2-HD
SERIES 25-A - Make-Up Water Feeders
No. 25-A(complete) VNS# MM-25A
No. 25-AHD . . . . . . . VNS# MM-25A-HD
(Head Assembly)
For boiler receiver tanks.
Float operated.
Proportional feed action.
Soft seat provides positive seal.
Seal between float chamber and
valve chamber is not a positive
seal.
- Maximum water supply pressure,
100psi.
- Maximum pressure, 35psi.
Fig. 25-A
Components
-
Item # Model/Order #
1
MM-F-26
2
MM-421-30
3
MM-SA27T-75
4
5
6
7
MM-SA25-5
MM-21-27
MM-37-28
MM-SA51-9R
8
9
10
11
MM-37-101
MM-SA21-38R
MM-SA25A-6
MM-SA25A-15
Description
Gasket
Float
Diaphragm Seal Assembly
(includes items 1&4)
Arm Assembly
Gasket
Gasket
Strainer Assembly
(Includes item 7)
Tetraseal O-Ring
Strainer Basket
Valve Assembly
Stem & Disc Assembly
BOILER CONTROL REPLACEMENT PARTS
SERIES 150 Low Water Cut-Offs
S=Mercury Free Controllers- All other models utilize a mercury switch.
No. 150S (Low Water Cut-Off/Pump Controllers) . . . VNS# MM150S . . . . . . . . . . . . .
No. 150 (Low Water Cut-Off/Pump Controllers). . . . . VNS# MM150 . . . . . . . . . . . . . .
No. 150S-J (150S w/ BSPT Threads) . . . . . . . . . . . . VNS# MM150S-J . . . . . . . . . . .
No. 150-J (150 w/ BSPT Threads) . . . . . . . . . . . . . . . VNS# MM150-J . . . . . . . . . . . .
No. 150S-MD (150S w/ Maximum Differential) . . . . . VNS# MM150S-MD . . . . . . . . .
No. 150-MD (150 w/ Maximum Differential). . . . . . . . VNS# MM150-MD. . . . . . . . . . .
No. 150S-M (150S w/ Manual Reset) . . . . . . . . . . . . VNS# MM150S-M. . . . . . . . . . .
No. 150-M (150 w/ Manual Reset) . . . . . . . . . . . . . . . VNS# MM150-M . . . . . . . . . . . .
No. 150S-M-MD (150S-M w/ Maximum Differential) . VNS# MM150S-M-MD . . . . . . .
No. 150-M-MD (150-M w/ Maximum Differential) . . . VNS# MM150-M-MD . . . . . . . .
No. 150S-J-M (150S-M w/BSPT Treads . . . . . . . . . . VNS# MM150S-J-M . . . . . . . . .
No. 150-J-M (150-M w/BSPT Treads . . . . . . . . . . . . . VNS# MM150-J-M . . . . . . . . . .
SERIES 150
- For industrial and commercial low or high pressure boiler applications.
- For boilers of any steaming capacity.
- Monel bellows provides corrosion resistance.
- Mercury switch for high temperature service.
- Optional Features - Manual Reset, BSPT Threads.
- Maximum pressure, 150psi.
SERIES 150-MD
- Maximum Differential Operation - Prevents nuisance burner shutdowns in low
pressure applications
- Maximum operating pressure, 50psi.
SERIES 150S
- For industrial and commercial low or high pressure boiler applications.
- For boilers of any steaming capacity.
- Monel bellows provides corrosion resistance.
- Snap action switches for high temperature service.
- Optional Features - Manual Reset, BSPT Threads.
- Maximum pressure, 150psi.
SERIES 150S-MD
- Maximum Differential Operation - Prevents nuisance burner shutdowns in low
pressure applications
- Maximum operating pressure, 50psi.
Replacements for Mercury
Controllers 150 & 157
Item #
1
2
3
4
5
6
Replacement Head Mechanisms
Model/Order #
MM-SA150-125
MM-SA150-124
MM-SA150M-124
MM-SA150-106R
MM-SA150-11
MM-150-14H
For
Repl. Head
Series Model #
150S
150
150S-M
Series 150 & 157
Components
Description
Mercury switch, 2 wire
Mercury switch, 3 wire
Mercury Switch, 3 wire (manual reset)
Bellows Assembly
Float & Rod
Head Gasket
(for raised face head flange, 8 holes)
Description
Order #
Head Mechanism
Head Mechanism
MM-150S-HD
MM-150S-M-HD
BOILER CONTROL REPLACEMENT PARTS
SERIES 157 Low Water Cut-Offs
S=Snap Action Controllers- All other models utilize a mercury switch.
No. 157S (150S Low Water Cut-Off w/water column) . . VNS# MM157S. . . . . . . .
No. 157 (150 Low Water Cut-Off w/water column) . . . . VNS# MM157 . . . . . . . . .
No. 157S-MD (157S w/ Maximum Differential) . . . . . . . VNS# MM157S-MD . . . .
No. 157-MD (157 w/ Maximum Differential). . . . . . . . . . VNS# MM157-MD . . . . .
No. 157S-M (157S w/ Manual Reset) . . . . . . . . . . . . . . VNS# MM157S-M. . . . . .
No. 157-M (157 w/ Manual Reset) . . . . . . . . . . . . . . . . . VNS# MM157-M . . . . . . .
SERIES 157
- For residential, industrial and commercial low or high pressure boiler applications.
- For boilers of any steaming capacity.
- Monel bellows provides corrosion resistance.
- Float chamber w/ integral water column provided
- Mercury for high temperature service.
- Optional Features - Manual Reset, BSPT Threads.
- Maximum pressure, 150psi.
SERIES 157-MD
- Maximum Differential Operation - Prevents nuisance burner shutdowns in low
pressure applications
- Maximum operating pressure, 50psi.
SERIES 157S
- For residential, industrial and commercial low or high pressure boiler applications.
- For boilers of any steaming capacity.
- Monel bellows provides corrosion resistance.
- Float chamber w/ integral water column provided
- Snap action for high temperature service.
- Optional Features - Manual Reset, BSPT Threads.
- Maximum pressure, 150psi.
SERIES 157S-MD
- Maximum Differential Operation - Prevents nuisance burner shutdowns in low
pressure applications
- Maximum operating pressure, 50psi.
Replacements for Mercury Free
Controllers 150S & 157S
Replacement Head Mechanisms
Item #
1
2
3
4
5
7
Model/Order #
MM-SA150-106R
MM-SA150-11
MM-150-14H
MM-EA-157-S
MM-EA-157-L
MM-150-436
For
Repl. Head
Series Model #
157S
157
157S-M
157A
157-RSP-MD
Series 150S & 157S
Components
Description
Bellows Assembly
Float & Rod
Head Gasket
(for raised face head flange, 8 holes)
Short Electrode
Long Electrode
Cover
Description
Order #
Head Mechanism
Head Mechanism
Head Mechanism
Head Mechanism
MM-150S-HD
MM-150S-M-HD
MM-150-HD
MM-150-MD-HD
BOILER CONTROL REPLACEMENT PARTS
SERIES 53-2
Water Feeder/Low Water Cut-offs
No. 53-2 . . . VNS# MM-53-2
No. 53. . . . . VNS# MM-53
- For low pressure steam and hot water boilers larger
than 5,000sq. ft. with hot or cold water feed.
- Integral strainer.
- No. 2 cut-off switch included
- Optional features 1.) Manual Reset 2.) Float Block
- Maximum water supply pressure, 150psi.
- Maximum pressure, 75 psi.
For
Repl. Head Description
Series
Replacement Head Mechanisms
53
Model #
53-2-HD
or
53-2M-HD
Item #
1
2
3
4
5
6
7
8
9
10
11
MM-53-2-HD
53-2-HD with Manual reset
MM-53-2M-HD
Model/Order #
MM-2
MM-2-M
MM-F-26
MM-FLT-53
MM-CO-106
MM-37-27
MM-BA-53
MM-SA53-6
MM-37-28
MM-37-101
MM-SA37-38
-
Model/Order #
MM-CTRD-101
MM-37-101
MM-101-24V-48
MM-SA101-38
Order#
Head Mechanisms w/ No. 2 switch
Description
Low Water Cut-off Switch
No. 2 with Manual reset
Gasket
Float
Cam Assembly
Gasket
Bellows bracket Assembly
Valve Assembly
Gasket
Tetreseal O-ring
Strainer Basket
SERIES 101-A - Electric Water Feeders
No. 101-A . . . . VNS# MM-101-A
No. 101-A-24V . VNS# MM-101-A-24V
Item #
1
2
3
4
Series 53-2
Components
Description
Cartridge & Strainer Kit
Tetreseal O-ring
Transformer (24V)
Strainer Basket Assembly
For low pressure steam boilers with cold water feed.
Eliminates necessity to manually add water to the boiler.
Can be used with mechanical or electronic low water cut-off controls.
Quick-change replaceable cartridge valve and strainer.
Manual feed button.
Model 101-A features a 120VAC solenoid
Model 101-A-247 features a 24VAC solenoid and a separate 50VA transformer
Maximum water pressure, 150psi.
Maximum boiler pressure, 25psi.
Maximum water temperature, 120F
Maximum power consumption, 40VA @ 24VAC, 40VA @ 120VAC
Series 101-A
Components
BOILER CONTROL REPLACEMENT PARTS
SERIES 63 - Low Water Cut-offs - Float Type
No. 63 . . . . VNS# MM-63
No. 63M . . . VNS# MM-63-M
- For residential and commercial low and high pressure
steam boiler applications.
- For boilers of any steaming capacity.
- Heavy Duty
- Packless bellows
- Optional manual reset available.
- Maximum boiler pressure, 50psi.
Item#
1
2
3
4
5
6
7
Model/Order#
MM-2
MM-2-M
MM-SA63-5
MM-CO-11
MM-SA63-30
MM-CO-12
MM-CO-106
Description
Low Water Cut-off Switch
No. 2 with Manual Reset
Bellows Assembly
Gasket
Float
Head Gasket
Cam
Replacement Head Mechanisms
Series 63
Components
For
Series
63
63--B
63-BM
63-M
Repl. Head
Model #
Description
Order #
63 HD
Head Mechanisms w/ No. 2 Switch MM-63-HD
63-M-HD
63-HD w/ Manual Reset
MM-63-M-HD
SERIES 69 - Low Water Cut-offs
No. 69 . . . . VNS# MM-69
No. 169. . . . VNS# MM-169
Series 69
Components
- For residential and commercial low pressure boiler
applications.
- For boilers of any steaming capacity.
- For mounting in 2 1/2”NPT boiler side tappings
- Adjustable BX outlet for easy installation.
- Dual precision switches for dependable operation
of the low water cut-off and alarm or electric
water feeder.
- Float chamber provided.
- 1/4”NPT pressure control tapping provided.
- Maximum steam pressure, 20psi.
For
Series
69
69-MV-P
Item #
1
2
3
4
5
6
7
8
9
Repl. Head
Model #
6667
6667-MV
Description
Order #
Head Mechanisms
6667 w/Millivolt Service
MM-6667
MM-6667-MV
Model/Order #
MM-SA69-104
MM-69-112
MM-69-113
MM-69-114
MM-67-12
MM-11
MM-11M
MM-11-MV
MM-SA67-2
Description
Shield Assembly
Gasket
O-Ring
O-Ring
Gasket
No. 11 Switch
No. 11 Switch w/ Manual Reset
No. 11 Switch For Milivolt Service
Float and Bellows Assembly
BOILER CONTROL REPLACEMENT PARTS
SERIES 61 - Low Water Cut-offs - Float Type
No. 61 . . . . VNS# MM-61
- For residential and commercial low pressure steam
boiler applications.
- For boilers of any steaming capacity.
- Adjustable BX outlet for easy installation.
- Dual precision switches for dependable operation of the
low water cut-off and alarm or electric water feeder.
- Packless bellows.
- 1” NPT equalizing pipes and blow down valve
required.
- Maximum steam pressure, 20psi.
Series 61
Components
Item #
1
2
3
4
5
6
For
Series
Replacement Head Mechanisms
61
Model/Order #
MM-C0-12
MM-67-12
MM-SA67-2
MM-11
MM-11M
MM-11-MV
Repl. Head
Model #
61-HD
or
6667
Description
Head Gasket
Gasket
Float and Bell Assembly
No. 11 Switch
No. 11 Switch w/ Manual Reset
No. 11 Switch For Milivolt Service
Description
Order #
Head Mechanism
MM-61-HD
Head Mechanism
MM-6667
SERIES 64 - Low Water Cut-Off
No. 64 . . . . . . . . . . . . . . . . . . . . . . . VNS# MM-64
No. 64-A (w/quick hook-up fittings) . VNS# MM-64-A
No. 64-M(w/manual reset) . . . . . . . . VNS# MM-64-M
- For residential, commercial and industrial applications.
- For boilers of any steaming capacity.
- Heavy duty.
- Quick hook-up fittings provided with No. 64-A.
- Adjustable BX outlet for easy installation.
- Dual precision sewitches for depandable operation of the low water
cut-off and alarm or electric water feeder.
- Optional manual reset available.
- 1” NPT equalizing pipes required.
- Maximum boiler pressure, 50psi.
Item #
1
2
3
4
5
6
7
8
9
10
11
Model/Order#
MM-SA-64-30
MM-CO-12
MM-SA-64-2
MM-67-12
MM-11
MM-11-M
MM-11-MV
MM-MA-259
MM-SA259-24
MM-SA159-24
MM-SA159-17
Description
Float Assembly
Head Gasket
Bellows Asasembly (Includes item 2)
Gasket
Switch
No. 11 w/ Manual Reset
No. 11 for Millivolt Service
Quick Hook-up Fittings (Includes 9,10,11)
Upper Quick Hook-up Fittings
Lower Quick Hook-up Fittings
Black “Y” Assembly
Replacement Head Mechanisms
Fig 64-A
Components
For
Series
64
Repl. Head Description
Model #
64-HD
Head Mechanism
Order #
MM-64-HD
BOILER CONTROL REPLACEMENT PARTS
SERIES 67
Low Water Cut-offs/Pump Controllers
No. 67G . VNS# MM-67G
No. 67. . . VNS# MM-67
No. 67M . VNS# MM-67-M
-
For residential and commercial applications.
For boilers of any steaming capacity.
Quick hook-up fittings provided.
Lever-operated, full port ball valve for easy
blow down.
- Adjustable BX outlet for easy installation.
- Dual precision switches for dependable
operation of the low water cut-off and alarm
or electric water feeder.
- Optional Features: 1.) Low voltage switches
for self-generating millivolt circuits.
2.) Manual reset switch.
- Large float chamber.
- Maximum steam pressure, 20psi.
Replacement Head Mechanisms
Series 67
Components
Item #
1
2
3
4
5
6
7
8
9
For
Series
67
67-LQHU
67-G
SERIES 93
Low Water Cut-offs/Pump Controllers
No. 93. . . . . . . . . . . . . . . . . .VNS# MM-93
No. 93-M (w/manual reset) VNS# MM-93-M
No. 93-7B . . . . . . . . . . . . . . .VNS# MM-93-7B
Repl. Head
Model #
6667
6667
6667MV
Model/Order #
MM-SA66-35
MM-MA559
MM-67-12
MM-SA67-2
MM-11
MM-11-M
MM-11-MV
MM-14-B
MM-37-39
Description
Upper Tube Assembly
Quick Hook-up Fittings
Gasket
Float and Bellows Assembly
Switch
Switch w/ Manual Reset
No. 11 for Millivolt Service
Blow Down Valve
Blow Down Valve Gasket
Description
Order #
Head Mechanisms
Head Mechanisms
6667 for Millivolt Service
MM-6667
MM-6667
MM-667MV
Item #
1
2
3
4
5
6
7
Model/Order #
MM-93-HDLS
MM-SA91-60
MM-150-14
MM-5
MM-5-M
MM-7B
MM-7B-M
Description
Head w/o Switch
Float(includes item 3)
Gasket
Electric Switch
No. 5 w/ Manual Reset
Electric Switch/ Proportion Control
No. 7B w/ Manual Reset
-
For commercial and industrial low or high pressure steam boilers.
Maintains consistent water level regardless of pressure.
For boilers of any steaming capacity.
No. 5 switch included.
Magnetic compulsion eliminates need for bellows.
Optional Features: 1.) Manual reset switch. 2.) On/Off or
proportional control switch to maintain constant boiler water level.
- 1”NPT connections.
- Maximum pressure, 150psi.
Replacement Head Mechanisms
For
Series
—
Repl. Head Description
Model #
93-HD
Head Mechanism
Series 93
Components
Order #
MM-93-HD
BOILER CONTROL REPLACEMENT PARTS
SERIES 193
Low Water Cut-offs/Pump Controllers
No. 193(w/ No. 5 Switch) . . . . . . . . . . . . . . VNS#
No. 193-A (w/alternate tappings) . . . . . . . . . VNS#
No. 193-A-M (193A w/manual reset) . . . . . . VNS#
No. 193-A-7B (193A w/No. 7B Switch) . . . . VNS#
No. 193-A-7B-M (193A-7B w/manual reset) VNS#
MM-193
MM-193-A
MM-193-A-M
MM-193-A-7B
MM-193-A-7B-M
-
For commercial and industrial low or high pressure steam boilers.
Maintains consistent water level regardless of pressure.
Water column with integral tappings for gauge glass and tri-cock installations
For boilers of any steaming capacity.
No. 5 switch included.
Magnetic repulsion eliminates need for bellows.
Optional Features: 1.) Manual reset switch. 2.) On/Off or
proportional control switch to maintain constant boiler water level.
- 1”NPT connections.
- Maximum pressure, 150psi.
For
Replacement Head Mechanisms Series
—
Item #
1
2
3
4
5
6
7
Model/Order #
MM-93-HDLS
MM-SA91-60
MM-150-14
MM-5
MM-5-M
MM-7B
MM-7B-M
SERIES 94 & 194
Low Water Cut-offs/Pump Controllers
No. 94. . . . VNS# MM-94
No. 94M . . VNS# MM-94-M
No. 194. . . VNS# MM-194
Item #
1
2
3
4
5
6
7
Model/Order #
MM-94-HDLS
MM-SA91-60
MM-150-14
MM-5
MM-5-M
MM-7B
MM-7B-M
Repl. Head Description
Model #
93-HD
Head Mechanism
Order #
MM-93-HD
Description
Head w/o switch
Float(includes item 3)
Gasket
Electric Switch
No. 5 w/ manual Reset
Electric Switch/ Proportion Control
No. 7B w/ manual Reset
Series 193
Components
- For industrial and commercial low or high
pressure steam boilers.
- Maintains consistent water level regardless
of pressure.
- For boilers of any steaming capacity.
- No. 5 Switch included.
- Optional Features: 1.) Manual reset. 2.) On/
Off proportional control switch to maintain
constant boiler water level.
- 1 1/4” NPT connections.
- Maximum pressure, 250psi.
Description
Head w/o switch
Float(includes item 3)
Gasket
Electric Switch
No. 5 w/ manual Reset
Electric Switch/ Proportion Control
No. 7B w/ manual Reset
Replacement Head Mechanisms
Series 94 & 194
Components
For
Series
—
—
—
Repl. Head
Model #
94-HD
94-M-HD
94-7B-HD
Description
Order #
94 Head Mechanism
94-M Head Assembly
94-7B Head Assembly
MM-94HD
MM-94-M-HD
MM-94-7B-HD
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