Primus D55, Service Manual, Page: 51 / 82

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Section 5 Service Procedures
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the tumbler before servicing.
• Close gas shut-off valve to gas tumbler before servicing.
• Close steam valve to steam tumbler before servicing.
• Never start the tumbler with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the tumbler is properly grounded.
W002
WARNING
63. CYLINDER DRIVE MOTOR
Refer to Figure 20.
a. Support drive guard cover and remove screws
that hold guard to rear of tumbler. Refer to
Figure 11.
b. Remove drive belt. Refer to Figure 14.
c. Mark location of motor on the motor mounting
bracket and remove screws and nuts holding
motor to mounting bracket. Refer to Figure 20.
d. Disconnect wire harness from motor.
e. Remove motor pulley.
f. After installing motor, adjust drive belt tension.
Refer to Table 1 on page 42 for critical torques.
NOTE: Refer to wiring diagram when rewiring the
motor.
Figure 20
TMB1986P
Motor
Pulley
Motor
Attaching
Screw
Mounting
Bracket
Attaching
Nut