TM-5-4310-347-14

N. SAFETY RELIEF VALVE BLOWS AT TOO LOW PRES

PROBABLE CAUSE

Valve not properly sated

Valve defective

0.

MAGNETIC STARTER SWITCH FAILS TO

OPERATE

PROBABLE CAUSE

Magnetic starter switch defective

Thermal relay heater defective

POSSIBLE REMEDY

Drain air and valve will reseat

Replace valve

POSSIBLE REMEDY

Replace or repair starter switch (Sect. IX, Para. B)

Install a new thermal relay eat(Sect. IX, Para. C)

SECTION VIII

MAINTENANCE

ELECTRIC MOTOR AND COMPRESSOR

A. GENERAL

The electric motor can Be removed from the air receiver tank as a unit after removal of the V-belt guard, belts, conduit, and mounting brackets. The air compressor assembly can be removed as a unit after the

V-belt guard, belts and aftercooler tube are removed.

B. ELECTRIC MOTOR

1.

Removal. Remove the electric motor a instructed on

figure 11.

2.

Installation. Install the electric motor as instructed on

figure 11.

C. COMPRESSOR ASSEMBLY

1.

Removal. Remove the compressor assembly as

instructed on figure 11.

2.

Installation. Install the compressor assembly as

instructed on figure 11.

Figure 11. Electric motor and compressor assembly, removal and installation.

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