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DECATHLON SERIES GAS FRYERS
CHAPTER 1: SERVICE PROCEDURES
1-5
Interface Boards (cont.)
IFB 106-6669 & 106-6710: These interface boards are used in Decathlon fryers with Frymaster
computer control systems.
INTERFACE BOARD P/N 106-6669 INTERFACE BOARD P/N 106-6710
FREQUENTLY USED TEST POINTS FOR INTERFACE BOARD P/N 806-4549 (previous style)
Test Meter Setting Pins Test Results
12VAC Power to Controller 50VAC Scale 1 and 3 on J3 12-18
24VAC Power to Right Module 50VAC Scale 8 on J3 and GROUND 22-28
24VAC Power to Left Module 50VAC Scale 8 on J1 and GROUND 22-28
12VDC Power to Right BL Relay 50VDC Scale 7 on J2 and 9 or 12 on J3 12-18
12VDC Power to Left BL Relay 50VDC Scale 9 on J2 and 9 or 12 on J1 12-18
24VAC Power to Right High-Limit 50VAC Scale 7 on J3 and GROUND 22-28
24VAC Power to Left High-Limit 50VAC Scale 7 on J1 and GROUND 22-28
120VAC Power* 250VAC Scale 11 on J3 and GROUND 110-125
120VAC Power To 120VAC Gas Valve* 250VAC Scale 10 on J3 and GROUND 110-125
Probe Resistance (Right)** R x 1000 Ohms 2 on J3 and 4 on J3 ***
Probe Resistance (Left)** R x 1000 Ohms 2 on J1 and 4 on J1 ***
* Where Applicable
** Disconnect 15-pin harness from controller before testing probe circuit.
*** See Probe Resistance Charts in this chapter.