Replacing The Generator Serpentine Drive Belt - Vanair AIR N ARC RELIANT 250 Series Operations Manual & Parts List

®
AIR N ARC 200 SERIES ALL-IN-ONE POWER SYSTEM
TABLE 6B: MEASURING BELT DEFLECTION
SPAN LENGTH (in) DEFLECTION
DISTANCE (in)
14.286
6.5.7.10 REPLACING THE GENERATOR
SERPENTINE DRIVE BELT
TOOLS/ITEMS NEEDED
Wrench - Size 3/8"
Tension Tester
In order to replace the generator serpentine belt, the
compressor belts will need to be removed. Consult
Section 6.5.7.3 , Steps #3 and #4 to remove the
compressor belts.
To replace the generator serpentine belt, refer to Figures
6-17 and 6-18 , and the following procedure:
1. With the machine off, the ignition key
removed, and the compressor v-belts
removed, the worn generator serpentine belt
can now be replaced.
2. Loosen the generator belt by performing the
procedure given in Section 6.5.7.9, Re-
Tensioning the Generator Serpentine Belt .
By loosening the tensioner plate bolt (item
[ C ] in Figure 6-17 ), and pivoting the
generator idler sheave (item [ A ] in Figure 6-
17 ) to its maximum position, the generator
belt will be loose enough to remove from the
generator and engine drive pulleys.
RE-TENSION
0.223 10.725
REPLACEMENT
Serpentine Belt
No. DR62184
090019-OP_r0
®
P - Span Length
c - Center Distance
F - Deflection Force
q - Deflection Distance
DEFLECTION FORCE (lbs)
ALL RIBS
NEW INSTALL
17.074
Relieve pressure from the compressor
PART(S)
system before performing maintenance
Before performing maintenance or repair
operations on the machine, ensure that
all power has been removed and locked
out to prevent accidental start-up.
SECTION 6: MAINTENANCE
TORQUE TO IN-LB TENSION
RE-TENSION NEW INSTALL
51 79
WARNING
on any components.
WARNING
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