Component Maintenance Manual
12037 N Highway 99
Seminole, OK 74868
Phone (405) 382-0731
Fax (405) 382-0737
http://www.enviro-ok.com
Copyright © 2017
ATA 21-00-23
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Revision 10
June 1, 2017
9.2.3
Assembly of Compressor
9.2.3.1
Position compressor in mounting bracket and install 3 mounting bolts. Finger tighten
bolts only.
9.2.3.2
Rotate upper compressor towards drive motor. Tighten mounting hardware only after
tensioning and alignment have been accomplished (refer to installation of drive belt
and pulley, 9.2.4).
9.2.3.3
Using a wire brush and cleaning solvent, completely remove old thread sealant. Apply
a thin layer of thread sealant primer to fitting threads.
9.2.3.4
Apply 1-2 drops of thread sealant on compressor discharge threads.
CAUTION
: TAKE EXTREME CARE NOT TO GET REFRIGERANT OIL ON FITTING THREADS
9.2.3.5
Apply a thin film of refrigerant oil to compressor discharge port flare surfaces.
9.2.3.6
Connect condenser fitting to compressor discharge port and tighten per Table 1.
9.2.4
Assembly of Drive Belt and Pulley
9.2.4.1
Place drive belt over motor drive pulley and slide belt onto compressor pulley while
sliding motor pulley onto motor shaft.
9.2.4.2
Position motor pulley to align belt with compressor pulley. Tighten belt by rotating
compressor in mounting bracket.
9.2.4.3
Belt must be tensioned and tested utilizing Gates Sonic Tension Meter to ranges
shown (refer to Figure 4). Securely tighten attachment hardware when proper tension
is achieved. Follow the procedure outlined below.
9.2.4.3.1 Verify all the compressor mounting hardware is slightly tight and belt properly
aligned.
CAUTION
: DO NOT OVER TENSION BELT. IMPROPER BELT TRACKING AND BELT / MOTOR DAMAGE
MAY RESULT.
9.2.4.3.2 Rotate compressor away from motor to increase belt tension and tighten
upper compressor mounting bolt.
9.2.4.3.3 Input the following information into the Gates Sonic Tension meter.
•
Weight: 3.2 g/m
•
Width: 25 mm
•
Span: 147 mm
9.2.4.3.4 In A Quiet/Non Windy Environment connect microphone sensor.