Applica 130A Heaters - Manual (Page 22)

Troubleshooting
Page 22
T ERMINAL B LOCK W IRING
Figure 35. Terminal Block Wiring.
1. Raw Output (700mV± 100)
Pilot generator disconnected from valve (knob must be held down to keep pilot on).
White – Negative
Red + Positive
2. Pilot Load (500mV± 100)
Pilot generator connected to valve-Power applied to pilot solenoid.
TP(Thermopile-Robertshaw)
PP(Power Pile-Honeywell)
TH TP – Common (Invensys)
TH PP – Common (Honeywell)
3. Main Valve Load (200mV± 100)
Control/Limit circuit closed (All switches "ON")
TP(Thermopile-Robertshaw)
PP(Power Pile-Honeywell)
TH TP – Common (Invensys)
TH PP – Common (Honeywell)