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DECATHLON SERIES GAS FRYERS
CHAPTER 1: SERVICE PROCEDURES
1-6
Interface Boards (cont.)
P/N 806-4549 INTERFACE BOARD (previous style)
LED DIAGNOSTIC LIGHTS
12V
Indicates 12 VAC from transformer
24V
Indicates 24 VAC from transformer
GV
Indicates 24 VAC to gas valve
PWR
Indicates 24 VAC to PWR via K1 (L) or K2 (R or F)
AIR
Not Applicable to Decathlon Series Gas Fryers
The board contains two heat relays (K2 and K3), and two basket lift relays (K1 and K4). NOTE: On factory-original
units not equipped with basket lifts and on service interface boards, the board will have no basket lift relays installed.
CURRENT FLOW THROUGH INTERFACE
BOARD 806-4549 (previous style)
2
5
8
11
J3
J2
1
2
4
5
6
7
8
9
10
11
12
13
14
15
2
5
11
J1
LEFT TWIN VAT SINGLE OR RIGHT TWIN-VAT
INTERFACE BOARD
12 VAC TO CPTR
J3 PIN 3
GROUND
GROUND
3
12 VAC RETURN
J3 PIN 1
COMPUTER
RT HT RELAY (K3)
COMPUTER
LT HT RELAY (K2)
COMPUTER K4
NOT USED NOT USED
COMPUTER K1
RT ALARM OUT**
ALR (RIGHT)
COMPUTER SOUND DEVICE
LT ALARM OUT*
AD (LEFT)
COMPUTER
J3 PIN 4
COMPUTER
COMPUTER
J1 PIN 4
J1 PIN 2 & J3 PIN 2
J2 PIN 14 TEMP PROBE
24 VAC IN
AC COMMON
COMPUTER
12 VDC TO RELAYS
NOT USEDNOT USED
AC COMMON AC COMMON AC COMMON
PWR via K2
NOT USED NOT USED
J2 PIN 14TEMP PROBE
V2D
PWR
AD
AS
V2S
GND
V1D
PWR
ALR
V1S
GND
MOD 25V GROUND GROUND
MOD V2D
MOD 25V TERM
DRAIN SWITCH (OPT)
J2 PIN 12
NOT USED NOT USED
NOT USED NOT USED
GROUND MOD 25V GROUND
J3 PIN 7
MOD V1D*
MOD 25V TERM
J3 PIN 8 via K2
DRAIN SWITCH (OPT)J2 PIN 10
MOD V1S**
*
* Twin Vat configurations
** Single Vat configurations
J3 PIN 7
J1 PIN 7
J1 PIN 8 via K1
12
K4
BASKET LIFT (UP)
10
AC Hot to 120VAC GV
7
MAIN GAS VALVE 24VACV1S OR V1D
via HLS
9
K4 BASKET LIFT (DN)
4
J2 PIN 13
TEMP PROBE
6
NOT USED
NOT USED
1
J2 PIN 3
12 VAC XFMR PIN 12
3
J2 PIN 1 12 VAC XFMR PIN 11
3
NOT USED NOT USED
1
NOT USEDNOT USED
6
NOT USED
NOT USED
4
TEMP PROBE
J2 PIN 15
9
BASKET LIFT (DN) K1
7
MAIN GAS VALVE
V2D
via HLS
8
24 VAC IN
PWR via K1
12
BASKET LIFT (UP)
K1
10
NOT USED NOT USED
MAIN GAS VALVE 120VAC
via HLS