110

110

110

110V

FIGURE 2.4-1 TYPICAL CONTROL TRANSFORMER WIRING

ELECTRICAL INSTALLATION (Continued) Inspect the motor and control wiring for tightness.

Close and fasten the starter box door.

ROTATION CHECK

Locate the rotation decal on each motor.

DRIVE MOTOR

The correct compressor drive motor rotation is clockwise when viewed from the rear or non-drive end of the motor. See Figure 2.4-2.

CAUTION

If the compressor is operated in the

opposite direction of rotation, airend damage

can result and is not warrantable.

DRIVE

END

NON-DRIVE

END

FIGURE 2.4-2 DRIVE MOTOR ROTATION

12

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Ingersoll-Rand 100-200 HP/75-160 KW, 125-200 HP/90-160 KW technical manual Rotation Check, Drive Motor