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Specifications Information and Repair Parts Manual
Brave 3" Diaphragm Water Pump
Read and understand all instructions. Failure to follow all instructions may
• WARNING: Wear appropriate protective gear. This list includes, but is not limited to:
- safety glasses, protective boots with slip resistant soles, gloves, hearing protection.
• WARNING: Keep guards in place and in working order. Never operate the product without the guards in place.
• WARNING: LETHAL EXHAUST GAS! An internal combustion engine discharges carbon monoxide, which is a poisonous
and odorless invisible gas. Death or serious illness may result if inhaled. Operate only in an area with good ventilation.
• DANGER: Do not smoke when refueling.
• WARNING: Do not use pump in explosive atmosphere.
• WARNING: Do not pump volatile or flammable liquids such as gasoline, fuel oil, kerosene, etc.
• CAUTION: Do not attempt to operate pump, if any parts are missing or damaged.
• CAUTION: For proper handling techniques and cautions when pumping certain chemicals, contact your chemical supplier
or local agencies (fire dept etc)
• CAUTION: The engine is hot enough to cause injury, do not touch the exterior of the engine, especially the muffler and
surrounding area.
• WARNING: Even though this unit will operate with minimal supervision, it should not be left operating by itself. Depending
on the application and area unit is operating (high traffic, people in area, etc.) will dictate the necessity of having someone
watching over the unit.
• CAUTION: Do not allow pump to be located in freezing or colder weather. Damage to pump will result.
• CAUTION: Maximum discharge head is 25 feet or 10.9 PSI. Operation over this head or pressure will cause pump to stall
and/or gearbox damage.
• CAUTION: Do not control discharge capacity with a valve or similar device.
• CAUTION: If pump has stopped or stalled for any unknown reason, clean out pump cavity thoroughly. Failure to comply
with the "caution" could result in damage to crank, plunger arm or other parts of assembly.
ADD OIL TO ENGINE BEFORE USING: Engine is shipped without oil. DO NOT start engine without first adding oil.
INSPECT COMPONENTS: Closely inspect to make sure no components are missing or damaged.
Any Questions, Comments, Problems or Parts Orders
800-350-8739
Owner's Manual
WARNING
result in serious injury or property damage.
Call Brave Support 1-800-350-8739
ITEM NUMBERS:
MANUAL SERIAL TAG HERE
STOP!
1
BRP750DP3
MBRP750DP3
BRP750DP3
BRP750DP3 Rev A | 3/2020
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Summary of Contents for Brave MBRP750DP3
- Page 1 ITEM NUMBERS: BRP750DP3 MANUAL SERIAL TAG HERE Owner’s Manual Brave 3” Diaphragm Water Pump WARNING Read and understand all instructions. Failure to follow all instructions may result in serious injury or property damage. • WARNING: Wear appropriate protective gear. This list includes, but is not limited to: - safety glasses, protective boots with slip resistant soles, gloves, hearing protection.
-
Page 2: Diaphragm Pumps
Failure to comply with the safety instructions accompanying this product could result in personal injury and/or property damage! Retain instructions for future reference. Brave reserves the right to discontinue any model or change specifications at any time without incurring any obligation. -
Page 3: Installation
BRP750DP3 Specifications Information and Repair Parts Manual Diaphragm Pumps INSTALLATION General Safety Information (All Units) Know the pump application, limitations and potential hazards. NOTE: In any installation where property damage can occur by pumps not operating due to power outages, discharge line freezing or any Do not use to pump flammable or explosive fluids such as other reason, a backup system(s) and/or warning system(s) should be gasoline, fuel oil, or kerosene, etc. -
Page 4: Maintenance
BRP750DP3 Specifications Information and Repair Parts Manual Diaphragm Pumps If pump has stopped or stalled for any unknown reason, clean plate (Ref. No. W7). Replace flapper valve on flapper pin to out pump cavity thoroughly. Failure to comply with the "caution" locate valve on pump well (Ref. - Page 5 BRP750DP3 Specifications Information and Repair Parts Manual Diaphragm Pumps Install gasket on output half. 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. Secure halves together with twelve bolts.
- Page 6 BRP750DP3 Specifications Information and Repair Parts Manual Diaphragm Pumps Symptom Possible Cause(s) Corrective Action Pump will not prime or retain 1. Air leak in suction line 1. Repair or replace prime after operating 2. Defective flapper valves 2. Replace 3. Clogged foot valve or strainer 3.
- Page 7 BRP750DP3 Specifications Information and Repair Parts Manual For Repair Parts contact dealer where pump was purchased. Please provide following information: -Model Number -Serial Number (if any) Part description and number as shown in parts list Assembled Pump – Figure A 800-350-8739 BRP750DP3 Rev A | 3/2020...
- Page 8 BRP750DP3 Specifications Information and Repair Parts Manual Repair Parts List - Assembled Pump (Reference Figure A) 3" Engine Ref. Driven Pump Description Part Number Qty. Gearbox Assembly Ref. Page 8 Plunger/Diaphragm Assembly Ref. Page 10 Well Assembly Ref. Page 11 Plunger Guard 3354-103-00 ¼-20X1/2 Plastic Knob...
- Page 9 BRP750DP3 Specifications Information and Repair Parts Manual For Repair Parts contact dealer where pump was purchased. Please provide following information: -Model Number -Serial Number (if any) Part description and number as shown in parts list Gearbox – Figure G 800-350-8739 BRP750DP3 Rev A | 3/2020...
- Page 10 BRP750DP3 Specifications Information and Repair Parts Manual Repair Parts List - Gearbox (Reference Figure G) Ref. 3" Pumps Description Part Number Qty. Gearbox Output Half 3354-090-01 Gearbox Input Half 3354-091-01 ¼-20x7/8” Screws and Washer Kit (12 each) 3354-420-90 ¼ NPT Plug (drain) (kit includes 1) 1767-002-00 ¼...
- Page 11 BRP750DP3 Specifications Information and Repair Parts Manual For Repair Parts contact dealer where pump was purchased. Please provide following information: -Model Number -Serial Number (if any) Part description and number as shown in parts list Plunger Assembly – Figure P Repair Parts List - Plunger Assembly (Reference Figure P) Ref.
- Page 12 BRP750DP3 Specifications Information and Repair Parts Manual For Repair Parts contact dealer where pump was purchased. Please provide following information: -Model Number -Serial Number (if any) Part description and number as shown in parts list Well Assembly – Figure W Repair Parts List - Well Assembly (Reference Figure W) Ref.
- Page 13 BRP750DP3 Specifications Information and Repair Parts Manual 800-350-8739 BRP750DP3 Rev A | 3/2020...
- Page 14 BRP750DP3 Specifications Information and Repair Parts Manual PAGE INTENTIONALLY LEFT BLANK 800-350-8739 BRP750DP3 Rev A | 3/2020...
- Page 15 BRP750DP3 Specifications Information and Repair Parts Manual 800-350-8739 BRP750DP3 Rev A | 3/2020...
- Page 16 BRP750DP3 Specifications Information and Repair Parts Manual 20195 S. Diamond Lake Rd, Ste 100 Rogers, MN 55374 Toll Free 800-350-8739 www.braveproducts.com sales@braveproducts.com 800-350-8739 BRP750DP3 Rev A | 3/2020...
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