Instruction Manual
112 
Refrigeration System 4 – Heating Mode (Heat Pump only) 
Pressure 
Saturated 
Temperature 
Line 
Temperature 
Sub-cooling 
Superheat 
Discharge 
N/A 
N/A 
Suction 
N/A 
Liquid 
N/A 
Air-Cooled Condenser 
Alignment   
Check Rotation   
Nameplate Amps________ 
Number 
hp 
L1 
L2 
L3 
1 
2 
3 
4 
5 
6 
Water/Glycol System 
1. Has the entire system been flushed and pressure checked? 
Yes   
 No   
2. Has the entire system been filled with fluid? 
Yes   
 No   
3. Has air been bled from the heat exchangers and piping? 
Yes   
 No   
4. Is the glycol the proper type and concentration (N/A if water)? 
Yes   
 No   
5. Is there a minimum load of 50% of the design load? 
Yes   
 No   
6. Has the water piping been insulated? 
Yes   
 No   
7. What is the freeze point of the glycol (N/A if water)? ________________________________ 
Gas Heating 
Natural Gas   Propane   Purge Air from Lines   Verify Pilot Spark   
Stage 
Manifold Pressure (w.c.) 
Stage 
Manifold Pressure (w.c.) 
1 
3 
2 
4 
Electric Heating 
Stages__________ 
Limit Lockout   
Aux. Limit Lockout   
Stage 
Amps 
Stage 
Amps 
1 
5 
2 
6 
3 
7 
4 
8 










