User Manual

25
VII. Wiring
J1 24VAC Neutral
J2 24 VAC
J3 Normally open contact to purge
timer coil
J4 24VAC for purge timer common
J5 Normally open contact to supply
fan
J6 24VAC for supply fan common
J7 Solid State Relay (+ VDC)
J8 Solid State Relay (-VDC)
J9 Modulating gas valve control
signal (2-10 VDC)
10
Modulating gas valve ground (24VAC
common)
J11 Modulating gas valve feedback
signal (2-10 VDC)
J12 Heat mode/Standby (Switched 24VAC)
J13 Temperature sensor ground (-VDC)
J14 Temperature sensor supply (+5VDC)
J15 Temperature sensor signal (+VDC)
J16 Tachometer sensor signal (+VDC)
J17 Tachometer sensor supply (+5VDC)
J18 Tachometer sensor ground (-VDC)
1J9 Space Override contact
J20 System ground
J21 Space Override contact
J22 Flame detect in (24VAC)
J23 Remote Temperature Selector
Contact
J24 Remote Temperature Selector
Contact
J25 Building Management in
J26 Building Management in