11
7800 SERIES CONVERSION WIRING DIAGRAM
FROM__________________________ TO ____________________
(DEVICE TO BE MODERNIZED) (O.S. NUMBER OF RELAY MODULE TO BE USED)
12
Q7800
13
14
15
16
18
17
19
20
21
22
G
L2
9
8
7
6
5
4
3
10
F
S
2
4
3
5
S
FIREYE UVM -1
(PRIOR TO 1968)
RM7895
M6016
2 3
64
7
8
5
1
A
B
C
D
E
IF THE APPLICATION HAS EXTERNAL PURGE TIMING
AND/OR ON AN EXTERNAL INTERRUPTED
PILOT RELAY, THEN CONVERT TO RM7895.
OTHERWISE CONVERT UVM-1 CONTROL TO RM7890.
• REMOVE EXTERNAL PURGE TIMER AND/OR
EXTERNAL INTERRUPTED PILOT RELAY.
• SELECT A PURGE CARD THAT MATCHS THE
TIMING OF THE EXTERNAL PURGE TIMER.
SELECT RELAY MODULE:
• RM7895A - INTERMITTENT PILOT WITHOUT
AIRFLOW SWITCH CHECK.
• RM7895B - INTERMITTENT PILOT WITH
AIRFLOW SWITCH CHECK.
• RM7895C - INTERRUPTED PILOT WITHOUT
AIRFOLW SWITCH CHECK.
• RM7895D - INTERRUPTED PILOT WITH
AIRFLOW SWITCH CHECK.
CONNECT 120 VAC POWER TO Q7800 TERMINAL 5 (L1).
ON POWER BURNERS, IDENTIFY BURNER MOTOR
WIRE ON FIREYE 63-3060 WIRING BASE TERMINAL 3
AND CONNECT IT TO Q7800 SUBBASE TERMINAL 4.
THE LINE VOLTAGE AIRFLOW SWITCH (IF USED) IS TO
BE INSTALLED BETWEEN Q7800 SUBBASE TERMINAL 6
AND TERMINAL 7.
GENERAL FOOTNOTES, SEE PAGE 4.
B
4
6
12
9
10
12
2
7
8
10
(L1)
A
C
E
1
13
A
D
13
4
E
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