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BRP750DP3 Rev A | 3/2020
Specifications Information and Repair Parts Manual
BRP750DP3
Diaphragm Pumps
4.
Install gasket on output half.
5.
Position gear box input half; align shaft bearings with bearing
bores. Press gear box halves together, align pins in output
half with pin bore in input half.
6.
Secure halves together with twelve bolts.
7.
Slide input pinion/bearing assembly into bore in gear box
input half. Rotate pinion during installation to make sure gear
teeth align with internal spur gear teeth.
8.
Install O-ring (Ref. No. G25) on outside of pinion bearing.
9.
Reassemble gear box to pump base with four bolts.
10.
Reassemble adapter to gear box with four bolts.
11.
Align driver shaft key (Ref. No. A26) with keyway in pinion.
Slide driver into pinion, secure to adapter with four bolts (Ref.
No. A27).
a.
(Gas engine only)
Attach engine to engine mount
with four additional screw assemblies (Ref. No.
A29).
12.
Reassemble crank to output shaft as described under
"Operation" section.
13.
Replace diaphragm as described under "Replacement of
Diaphragm" section.
14.
Fill gear box with oil as described under "Assembly" section.
15.
Pump should be checked daily, weekly, monthly for proper
operation.
NOTE:
Only qualified service personnel should attempt to repair this
unit. Improper repair and/or assembly can cause pump damage, driver
damage and/or an electrical shock hazard depending on model.
