Pitco MG14S-C/MFD, Service Manual, Page: 4 / 39

Table of Contents
WARRANTY STATEMENT
INSTALLATION INSTRUCTIONS.............................................................................. 1
Ventilation ............................................................................................................... 1
A note on Excessive Air Velocities within Hood systems ....................................... 1
Quick Disconnect Gas Connection .......................................................................... 1
Fuel Supply Line Leak and Pressure Testing .......................................................... 2
Clearances ............................................................................................................... 2
Leveling the fryers................................................................................................... 2
Filling the fryer with oil .......................................................................................... 2
Chapter 1: HOW DOES IT WORK? .................................................................................... 3
Heating System ........................................................................................................ 3
Hi - Limit System .................................................................................................... 3
Filter System............................................................................................................ 3
Hood Relay System ................................................................................................. 3
Chapter 2: COMPONENT TROUBLESHOOTING ............................................................ 5
Probe ........................................................................................................................ 5
Relays ...................................................................................................................... 5
Hi Limits .................................................................................................................. 5
Drain Valve & Return Valve Switches..................................................................... 5
Transformer ............................................................................................................. 6
Blower ..................................................................................................................... 6
Pressure Switch ....................................................................................................... 6
Gas Valve ................................................................................................................. 6
Chapter 3: TROUBLESHOOTING GUIDE ........................................................................ 7
Fryers ....................................................................................................................... 7
Filters ....................................................................................................................... 8
Chapter 4: COMPONENT CHANGEOUT .......................................................................... 9
Probes ...................................................................................................................... 9
Hi Limits .................................................................................................................. 9
Computers ............................................................................................................... 9
Components mounted in the front panel ................................................................. 10
Hood & Filter Relays .............................................................................................. 10
Control Relays ......................................................................................................... 10
Circuit Breaker ........................................................................................................ 11
Gas Valves ............................................................................................................... 11
Burners and Spark Ignitors ...................................................................................... 11
Proximity Switches.................................................................................................. 12
Blowers .................................................................................................................... 12
Pressure Switches .................................................................................................... 12
Fry Vats .................................................................................................................... 13
Chapter 6: PARTS SECTION ............................................................................................... 16
Chapter 7: SCHEMATICS ................................................................................................... 32