BALZER ELIMINATOR VACUUM TANK Series, User Manual

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37 Eliminator Vacuum Tank (Tandem) User Manual
10 . Remove jumper hose from “A” port and “B” port .
11 . Apply and hold pressure to braking system .
12 . Open bleeder screw on any brake caliper to adjust the brake master cylinder (Figure 52) .
13 . Allow the pressure releasing spring on the brake master cylinder to compress to 14” (35 .6 cm) (Figure 53) .
Figure 54 shows the schematic for the Brake System .
Vacuum Pump
Before Start of Season
1 . Check the lubricating oil level on the site gauge (Figure 55) . Fill
the oil reservoir if necessary and without over filling . Use an ISO
VG 150 oil (recommended: Shell Vitrea 150, Mobil Rubrex 900, or
BP Energol CS 150) .
2 . Clean the filters on the air injection ports (Figure 56) .
3 . Check the internal vanes of the vacuum pump for excessive wear .
Remove the vane inspection screw and insert a 3/16” metal rod
with a tapered end into the inspection port (Figure 57) . Rest the
rod on the vane rotor and mark the rod . Rotate the drive shaft by
hand until the rod connects with the vane slot then mark the rod
again . Remove the rod and measure the distance between the
marks . If the distance is greater than 3/8”, the vanes need to be
replaced (Figure 58) . Contact your authorized Balzer dealer for
assistance in getting replacement vanes for your vacuum pump .
500
1000
1500
2000
2500
3000
Pressure
Adjustment
Screw
Set pressure to
1000 PSI at the
Pressure Gauge
Tractor Quick
Connects for
Brakes
“A” Port
“B” Port
Jumper Hose
(Part #: 72182)
Figure 54
MAINTENANCE
Figure 55
Braking System (Continued)