APPENDIX A — DISPLAY TABLES (cont)
Service Test Mode and Sub-Mode Directory
ITEM | DISPLAY | ITEM DESCRIPTION |
| COMMENT | |
|
|
|
|
| To enable Service Test mode, move |
TEST |
|
| Service Test Mode |
| Enable/Off/Remote contact switch to |
|
|
| OFF. Change TEST to ON. | ||
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| |
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| Move switch to ENABLE |
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|
| OUTPUTS |
| |
| EXV.A | xxx% | EXV % Open |
|
|
| EXV.B | xxx% | EXV % Open |
|
|
| FAN1 | ON/OFF | Fan 1 Relay |
|
|
| FAN2 | ON/OFF | Fan 2 Relay |
|
|
| FAN3 | ON/OFF | Fan 3 Relay |
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|
| FAN4 | ON/OFF | Fan 4 Relay |
|
|
OUTS | FAN5 | ON/OFF | Fan 5 Relay |
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|
FAN6 | ON/OFF | Fan 6 Relay |
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| |
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|
| |||
| V.HPA | xx | Var Head Press % |
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|
| V.HPB | xx | Var Head Press % |
|
|
| CLP.1 | ON/OFF | Cooler Pump Relay 1 |
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|
| CLP.2 | ON/OFF | Cooler Pump Relay 2 |
|
|
| UL.TM | xx | Comp A1 Unload Time |
|
|
| CL.HT | ON/OFF | Cooler/Pump Heater |
|
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| RMT.A | ON/OFF | Remote Alarm Relay |
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| CIRCUIT A COMPRESSOR TEST |
| |
| CC.A1 | ON/OFF | Compressor A1 Relay |
|
|
CMPA | UL.TM | xx | Comp A1 Unload Time |
|
|
| CC.A2 | ON/OFF | Compressor A2 Relay |
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|
| MLV | ON/OFF | Minimum Load Valve Relay |
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|
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| CIRCUIT B COMPRESSOR TEST |
| |
CMPB | CC.B1 | ON/OFF | Compressor B1 Relay |
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|
| CC.B2 | ON/OFF | Compressor B2 Relay |
|
|
Temperature Mode and Sub-Mode Directory
ITEM | DISPLAY |
| ITEM DESCRIPTION |
| COMMENT | |
|
| ENTERING AND LEAVING UNIT TEMPERATURES |
| |||
| CEWT | xxx.x °F |
| Cooler Entering Fluid |
|
|
UNIT | CLWT | xxx.x °F |
| Cooler Leaving Fluid |
|
|
OAT | xxx.x °F |
| Outside Air Temperature |
|
| |
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|
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| |||
| SPT | xxx.x °F |
| Space Temperature |
|
|
| DLWT | xxx.x °F |
| Lead/Lag Leaving Fluid |
|
|
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| TEMPERATURES CIRCUIT A |
| ||
| SCT.A | xxx.x °F |
| Saturated Condensing Tmp |
|
|
CIR.A | SST.A | xxx.x °F |
| Saturated Suction Temp |
|
|
RGT.A | xxx.x °F |
| Compr Return Gas Temp |
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| |
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| |||
| D.GAS | xxx.x °F |
| Discharge Gas Temp |
|
|
| SH.A | xxx.x ΔF |
| Suction Superheat Temp |
|
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|
| TEMPERATURES CIRCUIT B |
| ||
| SCT.B | xxx.x °F |
| Saturated Condensing Tmp |
|
|
CIR.B | SST.B | xxx.x °F |
| Saturated Suction Temp |
|
|
| RGT.B | xxx.x °F |
| Compr Return Gas Temp |
|
|
| SH.B | xxx.x ΔF |
| Suction Superheat Temp |
|
|
Pressures Mode and Sub-Mode Directory
ITEM | DISPLAY | ITEM DESCRIPTION | COMMENT | |
|
| PRESSURES CIRCUIT A |
| |
PRC.A | DP.A | xxx.x PSIG | Discharge Pressure |
|
| SP.A | xxx.x PSIG | Suction Pressure |
|
|
| PRESSURES CIRCUIT B |
| |
PRC.B | DP.B | xxx.x PSIG | Discharge Pressure |
|
| SP.B | xxx.x PSIG | Suction Pressure |
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