ENVISION RESIDENTIAL INSTALLATION MANUAL
Wiring Schematics
Envision - Dual Capacity Wiring Schematic - 208-230/60/1- ECM
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Ext Pump |
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| Comfort Alert | DC SOL | CS |
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1/2 hp Total |
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PB1 |
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2 |
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Pump Pump |
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1 |
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| Capacitor | (16) |
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| NOTE 4 |
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| L2 | L1 |
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| Blk/Wht(11) |
| 2 | Brn |
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| DHW |
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3A | Pump | Gry(9) |
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Fuse | Pink | Yel(8) |
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| PS | Blk |
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| NOTE 6 |
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| Org(14) | Brn(15) |
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| Grn |
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| Blu(17) |
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| 240V L2 | 240V L2 | 240V L1 |
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| Fused L2 |
| Fused L2 |
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| 1 | 2 | 3 | 4 | 5 | P11 |
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| NO |
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| Transformer |
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| ECM2 |
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| 24V |
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| CR1 |
| COM | CR2 |
| COM |
| CR3 | COM | CR4 | COM | 240V |
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| Yel | Blk/Wh |
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Alert | Y2 |
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| C2 | On/Off | RPM | PWM | grndRPM |
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| R | Yel(6) |
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Comfort C |
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Blk(5) |
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| Blk(7) | Fused L1 |
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| Y | Wht(4) |
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| 3 | 15 | 16 | 10 | 8 | P12 |
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| CCHI |
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| Violet(3) |
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CC | Violet(2) | CC |
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| 8 | Not Used |
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Blk(1) |
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| 13 | Black |
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Thermostat |
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| 7 | Violet |
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| 4 | Yellow |
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R |
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| 5 | Blue |
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C |
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| Premier 2 |
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| 14 | Gray |
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Y1 |
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| 12 | Brown |
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Y2 |
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| Microprocessor |
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| 6 | Not Used |
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W |
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| Logic Control |
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| 15 | Not Used |
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O |
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| (DC Voltage) |
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| 10 | Orange |
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G |
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| 9 | Blue |
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L1 |
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| 2 | Pink |
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| 1 | White |
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| 3 | Tan |
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| ECM2 |
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| 11 | Red |
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| Air Flow |
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NOTE 2 |
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| Settings |
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C |
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| 3 | NOTE 7 |
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| P5 | NOTE 11 |
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SL1 In |
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| SW1 | On | SW2 | On |
| SW3 | On |
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| 11 | Tan | L | Comfort Alert |
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SL1 Out |
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| 1 | 1 | Test / Norm | 1 2 Speed / 1 Speed |
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Optional |
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| 2 | 2 | Loop / Well | 2 Normal / Finish on 2nd (Note 12) |
| 9 | Orange |
| RV |
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Remote Unit |
| Used |
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| 3 | 3 | Fan / Comp | 3 No RPM / RPM |
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Without |
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| 4 | 4 | Dehum / Norm | 4 Old EH & ECM / Normal (Note 8) |
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Loop Pump |
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| 5 | 5 | No Htg3 / Htg3 | 5 Envision / E Series or Premier |
| 10 | Not Used |
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| 6 | 6 | Inputs / | Norm |
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| 3 | Not Used |
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| 7 | 7 | Outputs / Norm |
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NOTE 10 |
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| 8 | Pink |
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| Acc Com |
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| 8 | 8 | Pulse L / Constant L |
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| HWL |
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Optional |
| Acc NC |
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| (See Note 9) |
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Electronic |
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| 12 | Yellow |
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| 5 | Yellow |
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| 13 | Blue |
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| 6 | Blue |
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| PN - |
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| 14 | Black |
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Status LED PCB
SW4
R
R R R R G Y R
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| Diagnostic Modes |
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LED | Normal Display Mode | Current Fault Status | Inputs | Outputs | Outputs2 |
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| Field Selection Dips - #1 On, #6 On, #7 On | #1 Off, #6 On, #7 On | #6 Off, #7 On | #6 On, #7 Off | #6 Off, #7 Off |
Drain | Drain pan overflow Lockout | Drain pan overflow | Y1 | Compressor Lo | Blower Lo |
Water Flow | FP thermistor (loop<15°F,well<30°F) Lockout | FP thermistor (loop<15°F, well<30°F) | Y2 | Compressor Hi | Blower Med |
High Press | High Pressure > 600 PSI Lockout | High Pressure > 600 PSI | O | RV | Blower Hi |
Low Press/Comp | Low Pressure < 40 PSI Lockout / CA | Low Pressure < 40 PSI / CA | G | FAN | Aux Heat #1 |
Air Flow | ECM2 RPM < 100 rpm Lockout | ECM2 RPM < 100 rpm | W | DHW Pump | Aux Heat #2 |
Status | Microprocessor malfunction* | Not Used | SL1 | Loop Pump(s) | AuxHeat #3 |
DHW Limit | HWL thermistor > 130°F | HWL thermistor > 130°F | Aux Heat #4 | ||
DHW off | DHW pump switch off | DHW pump switch off |
*Green LED not flashing
Comfort Alert Status
LED | Flash Code | Description |
Green | Solid | Module Has Power |
Red | Solid | Compressor Overload Trip |
| Code 1 | Long Run Time |
| Code 2 | System Pressure Trip |
| Code 3 | Short Cycling |
| Code 4 | Locked Rotor |
Yellow | Code 5 | Open Circuit |
| Code 6 | Open Start Circuit |
| Code 7 | Open Run Circuit |
| Code 8 | Welded Contactor |
| Code 9 | Low Voltage |
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