Table 8-2. Ha24Bb, Rb, Wb Load Operation Modes; Table 8-3. Ha24Fb Load Operation Modes; Table 8-4. Hb24Bs, Rs, Ws Load Operation Modes - Perlick HA24BB Service Manual

Residential Refrigeration
and Front Venting Commercial Refrigeration
Service Manual
Load Operation Modes

Table 8-2. HA24BB, RB, WB Load Operation Modes

Models: HA24BB, RB, WB
Temperature Control:
Defrost Style:
Cabinet Lighting:
Evaporator Fan:
LOAD
Compressor
Condenser Fan
Evaporator Fan
Models: HA24FB
Electronic Control:
Defrost Style:
Cabinet Lighting:
Evaporator Fan:
LOAD
Compressor
Condenser Fan
Evaporator Fan
Hot Gas Solenoid Valve
Models: HB24BS, RS, WS
Temperature Control:
Defrost Style:
Cabinet Lighting:
LOAD
Compressor
Condenser Fan
Evaporator Fan
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Electro-mechanical
Off cycle defrost
Lights are controlled through a manual on/off switch as well as
through the door switch.
Is controlled by the door switch during Cooling Mode
COOLING MODE
Energized
Energized
Energized

Table 8-3. HA24FB Load Operation Modes

Dixell (XR60CX)
Hot Gas Defrost
Lights are controlled through a manual on/off switch as well as
through the door switch.
Is controlled by the door switch during Cooling Mode
COOLING MODE
Energized
Energized
Energized
De-Energized
*Defrost is elapsed time initiated and terminated (See controller programs)
**Fan motors are off after defrost (see controller programs)

Table 8-4. HB24BS, RS, WS Load Operation Modes

Electro-mechanical
Off cycle defrost
Lights are controlled through a manual on/off switch as well as
through the door switch.
COOLING MODE
Energized
Energized
Energized
Electrical System Repair Instructions
OFF MODE DEFROST MODE
De-Energized N/A
De-Energized N/A
De-Energized N/A
OFF MODE DEFROST MODE
De-Energized Energized
De-Energized De-Energized
De-Energized De-Energized
De-Energized Energized
OFF MODE DEFROST MODE
De-Energized N/A
De-Energized N/A
De-Energized N/A
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