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R4140G FLAME SAFEGUARD PROGRAMMING CONTROLS
60-2337—3
15
Fig. 9. Simplified schematic diagram of the R4140G1056 and R4140G1064 Programmers.
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2
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9
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16
17
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27
B
R
W
B
R
W
14
12
11
10
9
L1
(HOT)
L2
1
2
120V, 60 HZ
POWER SUPPLY
UNDERLINED O OR C DENOTES SNAP ACTION OF CONTACT.
A TIMER CONTACTS SNAP CLOSED.
B CONTACTS SNAP OPEN.
MASTER
SWITCH
L2
O—OPENING TIME
C—CLOSING TIME
LS DENOTES LOCKOUT SWITCH; HTR DENOTES HEATER
INTERNAL
EXTERNAL
FLAME
DETECTOR
L1
PLUG-IN AMPLIFIER
FLAME SIGNAL
METER JACK
NUMBERS BELOW
DESIGNATE LINE
LOCATIONS OF
RELAY CONTACTS.
(UNDERLINE
INDICATES A
NORMALLY CLOSED
CONTACT.)
LS - 22, 8
G
F
TIP JACK
17
16 4
8
13
3 9 13 5 8 12 10
1611
7
17
2K
1K
M11B
C-15 O-70
2K3
1K3
2K2
M7A
C-57.5 O-111
TO
TERMINAL
8
3
18
5
6
7
LIMITS
BURNER
CONTROLLER
START
INTERLOCK(S)
10 SECOND
INTERRUPTED
PILOT/IGNITION
INTERMITTENT
PILOT/IGNITION
RUNNING INTERLOCKS
(INCLUDING AIRFLOW SWITCH)
MAIN FUEL
VALVES (S)
BURNER MOTOR
(BLOWER)
120V ALARM
HIGH FIRE
LOW FIRE
COMMON
MODULATE
M8B O-100 C-116
M8A C-100 O-112
M10B O-4 C-45
M10A C-4 O-41
1K - 17, 17, 12
M7B
O-9.5 C-116
LS HTR
LS2
M2B
O-70
C-113.5
2K1
M4A
C-60
O-110
M9B
C-30
O-65
M2A
C-70
O-109.5
M6B
C-50 O-80
1K1 1K2
M1B
C-4
O-120
M3A
O-52 C-66
LOW FIRE
SWITCH
NORM
TEST
TIMER SWITCH
M5B
O-104
C-108
TIMER MOTOR
FIRING
RATE
MOTOR
SERIES 90
CONTROLLER
PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION
AS REQUIRED.
TERMINAL 17 IS USED ONLY TO DRIVE THE SHUTTER ON A C7012E OR F
OR A C7076A ULTRAVIOLET FLAME DETECTOR WITH SELF-CHECKING
FEATURE. POWER TO DRIVE THE SHUTTER IS APPLIED TO TERMINAL 17
FROM TERMINAL 8 THROUGH A SOLID STATE SWITCH IN THE R7247C
OR R7476A DYNAMIC SELF-CHECK AMPLIFIER. REFER TO SAMPLE BLOCK
DIAGRAM OF FIELD WIRING.
TERMINAL 16, ON THE WIRING SUBBASE ONLY, IS USED AS A TIE POINT.
IF START INTERLOCK(S) IS NOT USED, A JUMPER IS INSTALLED
BETWEEN TERMINALS 16 AND 4 ON THE WIRING SUBBASE.
10 SECOND MAIN BURNER FLAME-ESTABLISHING PERIOD.
FOR DIRECT SPARK IGNITION (GAS OR OIL), REFER TO SAMPLE
BLOCK DIAGRAM OF FIELD WIRING FOR HOOKUP.
USE A SERIES 90 MODULATING MOTOR IF MODULATION IS REQUIRED.
M10156
LS1
7
1
2
3
4
5
6
7
5 SECOND
IGNITION
5
6
3 4
R4140G1056/G1064 SCHEMATIC
(WITH/WITHOUT HEAVY DUTY COVER)
2K - 16, 10, 8