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FIELD INSTALLED (FIELD
SUPPLIED) JUMPER WHEN
ENTHALPY SWITCH NOT USED
RCB
J4
6
5
13
14
15
10
9
RCB
J8
RELAY 5
MBB
J8
7
8
TB201
FILTER STATUS
MBB
J8
Fig. 74 — Heat Interlock Relay Wiring
Fig. 75 — Outdoor Air Enthalpy Switch Wiring
Fig. 76 — CO
2
Space Sensor Wiring
Fig. 77 — Filter Status Wiring
a48-8477
a48-8478
a48-8479
a48-8480
a48-8481