Product Manual

SECTION 6 SHOPTEK
™
USER MANUAL
63
02250180-090 R00
BELT TENSION ADJUSTMENT
Refer to Figure 6-10 and Figure 6-11.
Adjust the belt tension according to the following
procedure:
A. Shut down the compressor and isolate all electric
power.
B. Open the side panel and remove belt guard.
C. Loosen the locking nut.
D. Loosen the four compressor unit mounting plate
bolts ¾ of a turn.
E. Adjust the belt tension by turning the jacking nut
clockwise to tighten or counterclockwise to
loosen.
F. Measure belt tension and ensure it meets the
specifications in Table 6-1.
G. Tighten the locking nut.
H. Tighten the four compressor unit mounting plate
adjusting bolts.
I. Ensure that the discharge hose is not kinked,
bent, or has been placed under undue stress or
strain.
J. Replace the belt guard and the side panel.
Table 6-1: Belt Tension Requirements
Model HP Hz
TT Mini Optikrik
First Time
Re-tension
First Time
Re-tension
Frequency (Hz) Frequency (Hz) Force (N) Force (N)
ST400 Series
ST410 5 60 80 70 233 180
ST410 5 50 82 72 232 178
ST500 Series
ST510 7.5 60 78 68 214 165
ST510 7.5 50 84 74 215 165
ST700 Series
ST709 10 60 87 76 250 192
ST712 10 60 81 71 242 186
ST708 10 50 90 79 237 182
ST713 10 50 85 79 230 191
ST1100 Series
ST1109 15 60 85 75 245 189
ST1112 15 60 85 74 254 195
ST1108 15 50 92 81 248 191
ST1113 15 50 89 78 255 196
ST1500 Series
ST1509 20 60 92 80 283 217
ST1512 20 60 101 88 276 212
ST1508 20 50 92 81 261 201
ST1513 20 50 91 80 274 210