Service Manual
Contents
G1, G2, G7
4
Series 51 Two Position Controls Service Manual
Repair..................................................................................................................................................................................................25
Removing Solenoid(s)............................................................................................................................................................. 25
T1/T2/T3/T4 controls..........................................................................................................................................................25
Disassembly................................................................................................................................................................................25
Inspection....................................................................................................................................................................................27
Assembly......................................................................................................................................................................................27
Solenoid Assembly...................................................................................................................................................................28
T1/T2/T3/T4 controls..........................................................................................................................................................28
Operation..........................................................................................................................................................................................29
Functional Description........................................................................................................................................................... 29
Repair..................................................................................................................................................................................................29
Disassembly................................................................................................................................................................................29
Inspection....................................................................................................................................................................................30
Assembly......................................................................................................................................................................................30
Operation..........................................................................................................................................................................................32
Functional Description........................................................................................................................................................... 32
Repair..................................................................................................................................................................................................32
Disassembly................................................................................................................................................................................32
Assembly......................................................................................................................................................................................33
Operation..........................................................................................................................................................................................35
Functional Description........................................................................................................................................................... 35
Repair..................................................................................................................................................................................................35
Disassembly................................................................................................................................................................................36
Inspection....................................................................................................................................................................................37
Assembly......................................................................................................................................................................................37
Operation..........................................................................................................................................................................................39
Functional Description........................................................................................................................................................... 39
Repair .................................................................................................................................................................................................39
Disassembly................................................................................................................................................................................39
Inspection....................................................................................................................................................................................41
Assembly......................................................................................................................................................................................41
Operation..........................................................................................................................................................................................42
Functional Description........................................................................................................................................................... 42
PC Control.............................................................................................................................................................................. 42
PD Control..............................................................................................................................................................................42
Adjustment................................................................................................................................................................................. 42
PC, PD PCOR Adjuster Stop-pin......................................................................................................................................42
Repair..................................................................................................................................................................................................43
Schematic Diagrams................................................................................................................................................................43
11009442 • Rev CA • January 2015
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