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 TM 55-1905-219-14-8
4-5. GENERAL (Continued).
Table 4-13. Milk Dispenser Troubleshooting (Continued).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 3.
High head pressure.
See Head Pressure Too High (see malfunction 8).
Step 4.
Relay contacts not closing.
Replace relay.
Step 5.
Compressor defective.
Replace.
3. Compressor starts but starting winding remains in circuit.
Step 1.
Low voltage.
Power source must be 110 vac.
Step 2.
Unit improperly wired.
Rewire.
Step 3.
High head pressure.
See Head Pressure Too High (see manfunction 8).
Step 4.
Defective relay.
Replace.
Step 5.
Defective compressor.
Replace.
4. Compressor starts and runs but cycles on overload.
Step 1.
Low voltage.
Power source must be 110 vac.
Step 2.
High head pressure.
See Head Pressure Too High (see malfunction 8).
4-53
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