1.1
Functional Description ...................................................................................................... 1-1
1.1.1
1.1.2
Interface Board ................................................................................................... 1-2
1.1.3
Thermostats ........................................................................................................ 1-4
1.2
1.3
1.4
1.5
Measuring Flame Current.................................................................................................. 1-7
1.6
1.6.1
1.6.2
1.6.3
1.6.4
1.6.5
1.6.6
1.6.7
Replacing a Gas Valve ..................................................................................... 1-14
1.6.8
1.6.9
1.6.10
Replacing the Frypot ........................................................................................ 1-17
1.6.11
1.7
1.7.1
Ignition Failure ................................................................................................. 1-25
1.7.2
1.7.3
1.7.4
Computer Malfunctions.................................................................................... 1-28
1.7.5
1.7.6
Leakage ............................................................................................................ 1-30
1.8
Troubleshooting Guides .................................................................................................. 1-31
1.8.1
1.8.2
1.8.3
1.9
Probe Resistance Chart.................................................................................................... 1-36
1.11 Wiring Diagrams ............................................................................................................. 1-38
1.11.1
Main.................................................................................................................. 1-38
1.11.2
1.11.2.1
1.11.2.2
1.11.2.3
1.11.2.4
1.11.2.5
BIPH52/55-MPH52/55
SERIES GAS FRYERS
TABLE OF CONTENTS
MPH152/155 ................................................................................. 1-39
BIPH252/255 and 452/455 Domestic............................................ 1-40
BIPH252/255 and 452/455 International ...................................... 1-41
BIPH352/355 Domestic ................................................................ 1-42
BIPH352/355 International ........................................................... 1-39
iii