Chromalox PF452-4 057688-017 Notes, 057688-018 Notes, Wiring Diagrams, Operation Jumper C2 & C3

WIRING DIAGRAMS

Figure 9

170-057688-017

Notes:

1. C2 Must Be Con-

nected To 1st Stage

Of Thermostat

2. For Single Stage

Operation Jumper

C2 & C3

Figure 10

170-057688-018

Notes:

1. C2 Must Be Con-

nected To 1st Stage

Of Thermostat

2. For Single Stage

Operation Jumper

C2 & C3

Motor Lubrication

Motors in VUH-C-30 through VUH-C-50 heaters have ball bearings which are factory lubricated for life. Note: All fan motors are totally enclosed and internally thermal overload protected.

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