Victory Reach-In Servisní příručka stáhnout pdf (Strana 69)

Section 7 Diagnostics

7-1

Section 7

Diagnostics

Service Diagnostic Chart

Symptom Possible Cause Corrective Action

Reach-In does not run Main ON/OFF switch is in the OFF

position

Set the switch to the ON position

Circuit breaker is tripped or fuse is

blown

Reset the breaker or replace the

fuse

Voltage is too low Correct the electrical service so

it does not vary more than

+/-10%

(Freezers Only)

High pressure cut-out (HPCO)

control has tripped

• Condenser is dirty

• Refrigerant was overcharged

• High side refrigerant line or

component is plugged

• Condenser fan motor is not

running

• HPCO control is defective

• Clearance around the unit is

insufficient

• Condenser air is recirculating/

ambient temperature is

above specification

• Expansion valve (TXV) does

not limit suction pressure

• Liquid injection valve is

overfeeding

• Defrost end/ fan delay

thermostat is defective

• Clean the condenser

• Evacuate and recharge the

system

• Repair the line or replace

the drier, evacuate and

recharge the system

• Check the motor

electrically, replace if

defective

• Check the control, replace if

defective

• See Clearance

Requirements on page 2-2

• Make sure air temperature

at the condenser inlet is

within specification

• Replace the TXV

• See Liquid Injection Valve on

page 6-9

• Check the control, replace if

defective

(Freezers Only)

Relay has de-energized

• HPCO control has tripped

• Coil on relay is defective

• Automatic defrost time clock

is defective

• Check the control

• Measure the voltage at the

coil, replace if defective

• Check the clock, replace if

defective

1 2 ... 64 65 66 67 68 69 70 71 72 73 74 ... 91 92

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