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Specifications subject to change without notice.
21
LOW-VOLTAGE CONTROL CONNECTIONS
Pull the low-voltage control leads from the heater module —
VIO and BRN (two of each if a two-circuit heater module is
installed; identify for circuit #1) — to the 4-pole terminal
board TB4 located on the heater bulkhead to the left of the
Heater module. Connect the VIO lead from Heater circuit #1
to terminal TB4-1. For 2 stage heating, connect the VIO
lead from Heater circuit #2 to terminal TB4-2. See Fig. 36.
Fig. 36 — Accessory Electric Heater Control
Connections
CONTROL AND POWER WIRING DIAGRAMS
Figures 37-40 are typical control and power wiring
diagrams.
VIO
HR1
BRN
UCB
Field
Connections
HR1: Heater Circuit 1
HR2: Heater Circuit 2
(if two-circuit module installed)
2
3
C
1
3
PNK
ORN
ORN
PNK
BRN
VIO
BRN BRN
VIO
2
TB4
VIO
HR2
BRN
Elec Htr
TRAN 1
Содержание RHW036-060
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