LEGEND
C—Contactor
CR — Control Relay
GV — Gas Valve
HA — Heat Anticipator
HR — Heating Relay
TC — Thermostat, Cooling
TH — Thermostat, Heating
TRAN — Transformer
Screw Terminal
Quick-Connect Terminal
Factory Control Wires
Printed Circuit
Field Wiring
*One for each module.
NOTES:
1. COOLING
Stage 1 — First stage of modules 1, 2, 3, and 4
HEATING
Stage 1 — First stage of modules 1, 2, 3, and 4
Stage 2 — Second stage of modules 1, 2, 3, and 4
2. Set heat anticipators as follows:
MODULE(S)
SETTING
HA1 HA2
1, 3 .26 1.14
2, 4 .13 .57
Fig. 28 — 50ME; Two-Stage Heat, One-Stage Cool — 2 Independent Modules, 2 Joint Modules Zone Control
33
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