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70276001
Section 6 Adjustments
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
74. FAN BELT TENSION
a. Support corner drive guard and remove screws
holding corner guard to rear of tumbler.
b. Support drive guard cover and remove screws
holding guard to rear of tumbler.
c. Loosen the two mounting bracket attaching
screws.
d. Raise or lower eye bolt until proper tension is
reached.
e. Retighten all nuts and screws.
NOTE: Belt tension from fan motor pulley to fan
shaft pulley can be measured to ensure proper
installation in one of the following ways:
• Burroughs Belt Tension Gauge initial reading 60-
70 pounds.
• Force to deflect belt .38 inch at midspan with
initial tensioning 7.0 pounds
• Burroughs Belt Tension Gauge reading after run
50-55 pounds.
Summary of Contents for D55
Page 1: ...D55 SERVICE MANUAL INDUSTRIAL DRYERS PUBLICATION DATE 10 03 70276001 ...
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Page 10: ...8 70276001 Section 2 Introduction Notes ...
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