3X8–553

Rev. D

Supersedes Rev. A and PCNs B and C

Parts Change Notice

Some parts in Rev. A of manual 308–553 have changed but have not yet been changed in the instruction manual. Please note the changes below and mark them in your manual, or keep this sheet with your manual.

Assembly No.

All Models

All Models

All D31– XXX

(polypropylene and acetal)

Pump Models

Series

Letter

Change

B

Part That

Changed

187–723

–

–

187–821

183–901

Ref

No.

Part Description Description of Change

22 Detent Link Replaced by Part No. 190–692,

Detent Link.

112 Grounding Strip

– Re-torque Tag

Replaced by Part No. 191–079,

Grounding Strip.

New tag attached to fluid module, with instructions to re-torque all external fasteners prior to use.

Other Changes

Pages 30 and 31: Change the Air Pressure Operating Range to 20–100 psi (1.4–7 bar).

Page 22: In step 3 of the Reassembly section, revise the second sentence as follows:

Apply medium-strength (blue) Loctite or equivalent to the threads of the fluid-side plates (103), and torque the plates to 35 to 55 in-lb (3.9 to 6.2 N-m) at 100 rpm maximum using a 1/2-in. socket wrench.

Do not over-torque.

Page 23: Revise Note 7 in the Service drawing as follows:

Apply medium-strength (blue) Loctite or equivalent. Torque to 35 to 55 in-lb (3.9 to 6.2 N-m) at 100 rpm maximum.

10 JUNE 96