Service manual
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Roberts Gorden Manuals
Heater
operation & service
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ROB
ERT
S
GO
RD
ON
®
N
RG C
ONTROL
I
NSTALLATION
, O
PERATION
AND
S
ERVICE
M
ANUAL
14
o
f
4
0
4.
8
Interface R
elay W
irin
g
f
or Multiple Models CTCU 1
1 - 32 & CTU 40 - 60
Description
Part Number
Interf
ace Relay Assembly
D258
1
...
...
18
19
20
21
22
...
...
48
