Install Instructions

RM7898A 7800 SERIES VALVE PROVING PRIMARY RELAY MODULES
66-1161—04 26
LIMITS
OP.
CONTROL
GAS
INTERLOCKS
OIL
INTERLOCKS
T7
T9
OIL MV
L2
L1
T8
T18 DSI-
VP SEL.
NC
M23837A
IF EA IS USED THEN
GAS/OIL SWITCHING IS
ALSO NEEDED HERE.
T6
J. DUAL FUEL: GAS IS DSI, OIL IS 10 SECOND
INTERRUPTED PILOT
T19 (IP SEL.)
MGV
PV
M23838
LIMITS
OP.
CONTROL
GAS
INTERLOCKS
OIL
INTERLOCKS
T7
T9
L2
L1
T8
T19
(IP SEL.)
T18 DSI-
VP SEL.
NC
L1
IF EA IS USED THEN
GAS/OIL SWITCHING IS
ALSO NEEDED HERE.
T6
K. DUAL FUEL: GAS IS DSI, OIL IS INTERMITTENT
GAS PILOT
GAS MV
OIL MV
PV
M23839
L2
GAS MV
OIL MV
LIMITS
OP.
CONTROL
GAS
INTERLOCKS
OIL
INTERLOCKS
T7
T8
L1
T19
(IP SEL.)
T18 DSI-
VP SEL.
NC
L1
IF EA IS USED THEN
GAS/OIL SWITCHING IS
ALSO NEEDED HERE.
T6
L. DUAL FUEL: DSI GAS AND OIL
T9
MV1
L2
LIMITS
OP.
CONTROL
T6
INTERLOCKS
T7
L1
T17
MV2
T21
M23840A
M. VALVE PROVING, GAS: 10 SECOND
INTERRUPTED PILOT
1
1
REQUIRED WIRING IF VALVE PROVING
BOTH, SPLIT, OR AFTER IS SELECTED
T8
T9
MV1
L2
T8
LIMITS
OP.
CONTROL
T6
INTERLOCKS
T7
L1
T17
NC
L1
T19
(IP SEL.)
T18 DSI-
VP SEL.
MV2
T21
M23841
N. VALVE PROVING, GAS ONLY: DIRECT SPARK IGNITION
1
1
REQUIRED WIRING IF VALVE PROVING
BOTH, SPLIT, OR AFTER IS SELECTED
T9
MV1
L2
T8
LIMITS
OP.
CONTROL
T6
INTERLOCKS
T7
L1
T17
NC
L1
T19
(IP SEL.)
T18 DSI-
VP SEL.
MV2
T21
M23842
O. VALVE PROVING, GAS ONLY: DIRECT SPARK IGNITION
1
1
REQUIRED WIRING IF VALVE PROVING
BOTH, SPLIT, OR AFTER IS SELECTED
T17
OIL
GAS
LIMITS
OP.
CONTROL
T6
GAS
INTERLOCKS
OIL
INTERLOCKS
T7
T9
GAS MV
OIL MV
L2
L1
IF EA IS USED THEN
GAS/OIL SWITCHING IS
ALSO NEEDED HERE.
T8
PV
T21
T19
(IP SEL.)
NC
T18
DSI-VP SEL.
NC
M23843
GAS MV2
P. VALVE PROVING, DUAL FUEL: BOTH 10 SECOND
INTERRUPTED GAS PILOT
REQUIRED WIRING IF VALVE PROVING
BOTH, SPLIT, OR AFTER IS SELECTED
1
1