Motor Position - Graco XP35 Instructions Manual

Setup

Motor Position

The motor position must be set for the volume mix ratio
of the system.
NOTE: Changing the motor position does not change
the mix ratio.
Check Motor Position
1. Verify that the correct pumps are mounted for your
mix ratio by volume. See chart in Bare Proportion-
ing Pump Packages on page 14.
Air Motor shown
F . 7: Ratio indicators
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2. Verify that the motor position is adjusted correctly
for that mix ratio. See F
lowing Change Motor Position procedure.
Change Motor Position
There are specific motor positions for each mix ratio set-
ting. To adjust the position of the air motor:
1. Perform Check Motor Position procedure. If posi-
tion is incorrect, continue to next step.
2. Loosen the eight fasteners and remove the two
pump guards.
Air Motor shown
fastener
pump guard
22
indicator line
indicator line
r_258914_3a0420a_10b
. 7. If not, perform the fol-
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fastener
pump guard
r_258914_3a0420a_4a-1
3. Place wrench on adapter rod (104) then use sup-
plied tool to loosen the serrated yoke nut (V) above
the yoke (T).
104
V
T
4. Loosen the three nuts (P2) below the motor tie rods.
V
Air Motor shown
F . 8
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5. Grab the piston rod and slide the position of the
motor (E) until the indicator lines are aligned with
your ratio. See F . 7 and F
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NOTICE
Do not hit tie rods (P) with a steel hammer. Damage
to the air motor base may result.
6. Tighten the three nuts (P2) and yoke nut (V).
7. Use supplied tool to tighten the yoke nut.
8. Install the pump guards.
Air Motor shown
r_571101_3a0420a_2a-2
E
piston rod
P2
T
r_258914_3a0420a_5a
. 8.
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3A0420V