MQ Multiquip QP3THX User manual

OPERATION MANUAL
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
MODEL QP3THX
TRASH PUMP
(HONDA GX240RT2QMTNH1 GASOLINE ENGINE)
Revision #2 (06/03/20)
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PAGE 2 — QP3THX TRASH PUMP • OPERATION MANUAL — REV. #2 (06/03/20)
PROPOSITION 65 WARNING
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QP3THX TRASH PUMP • OPERATION MANUAL — REV. #2 (06/03/20) — PAGE 3
TABLE OF CONTENTS
QP3THX Trash Pump
Proposition 65 Warning ........................................... 2
Safety Information ................................................ 4-8
Specifications (Pump).............................................. 9
Specifications (Engine).......................................... 10
General Information............................................... 11
Pump Components........................................... 12-13
Basic Engine.......................................................... 14
Inspection (Engine)................................................ 15
Setup ..................................................................... 16
Operation.......................................................... 17-18
Maintenance (Pump) ........................................ 19-20
Maintenance (Engine) ...................................... 21-23
Storage .................................................................. 24
Troubleshooting (Engine)....................................... 26
Troubleshooting (Engine/Pump) ............................ 27
NOTICE
Specifications and part numbers are subject to change
without notice.
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PAGE 4 — QP3THX TRASH PUMP • OPERATION MANUAL — REV. #2 (06/03/20)
SAFETY INFORMATION
Do not operate or service the equipment before reading
the entire manual. Safety precautions should be followed
at all times when operating this equipment.
Failure to read and understand the safety
messages and operating instructions could
result in injury to yourself and others.
SAFETY MESSAGES
The four safety messages shown below will inform you
about potential hazards that could injure you or others.The
safety messages specifically address the level of exposure
to the operator and are preceded by one of four words:
DANGER, WARNING, CAUTION
or NOTICE.
SAFETY SYMBOLS
DANGER
Indicates a hazardous situation which, if not avoided,
WILL result in DEATH or SERIOUS INJURY.
WARNING
Indicates a hazardous situation which, if not avoided,
COULD result in DEATH or SERIOUS INJURY.
CAUTION
Indicates a hazardous situation which, if not avoided,
COULD result in MINOR or MODERATE INJURY.
NOTICE
Addresses practices not related to personal injury.
Potential hazards associated with the operation of this
equipment will be referenced with hazard symbols which
may appear throughout this manual in conjunction with
safety messages.
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QP3THX TRASH PUMP • OPERATION MANUAL — REV. #2 (06/03/20) — PAGE 5
SAFETY INFORMATION
GENERAL SAFETY
CAUTION

NEVER operate this equipment without proper protective
clothing, shatterproof glasses, respiratory protection,
hearing protection, steel-toed boots and other protective
devices required by the job or city and state regulations.

NEVER operate this equipment when not
feeling well due to fatigue, illness or when
under medication.

NEVER operate this equipment under the influence of
drugs or alcohol.
NOTICE

This equipment should only be operated by trained and
qualified personnel 18 years of age and older.

Whenever necessary, replace nameplate, operation and
safety decals when they become difficult read.

Manufacturer does not assume responsibility for any
accident due to equipment modifications. Unauthorized
equipment modification will void all warranties.

NEVER use accessories or attachments that are not
recommended by Multiquip for this equipment. Damage
to the equipment and/or injury to user may result.

ALWAYS know the location of the nearest
fire extinguisher.

ALWAYS know the location of the nearest
first aid kit.

ALWAYS know the location of the nearest phone or keep
a phone on the job site. Also, know the phone numbers
of the nearest ambulance, doctor and fire department.
This information will be invaluable in the case of an
emergency.
PUMP SAFETY
DANGER
NEVER
pump volatile, explosive, flammable or low flash
point fluids. These fluids could ignite or explode.

The engine fuel exhaust gases contain poisonous carbon
monoxide. This gas is colorless and odorless, and can
cause death if inhaled.

The engine of this equipment requires an adequate free
flow of cooling air. NEVER
operate this equipment in any
enclosed or narrow area
where free flow of the air is
restricted. If the air flow is
restricted it will cause injury
to people and property and
serious damage to the
equipment or engine.
NEVER operate the equipment in an explosive
atmosphere or near combustible materials.An
explosion or fire could result causing severe
bodily harm or even death.
WARNING
NEVER
pump corrosive chemicals or water containing
toxic substances. These fluids could create serious
health and environmental hazards. Contact local
authorities for assistance.
NEVER open the priming plug when pump
is hot. Hot water inside could be pressurized
much like the radiator of an automobile.
Allow pump to cool to the touch before
loosening plug. The possibility exists of
scalding, resulting in severe bodily harm.
NEVER disconnect any
emergency or safety devices.
These devices are intended for operator safety.
Disconnection of these devices can cause severe injury,
bodily harm or even death. Disconnection of any of these
devices will void all warranties.
DANGEROUS
GAS FUMES
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PAGE 6 — QP3THX TRASH PUMP • OPERATION MANUAL — REV. #2 (06/03/20)
SAFETY INFORMATION
CAUTION

NEVER lubricate components or attempt service on a
running machine.

NEVER block or restrict flow from discharge hose.
Remove kinks from discharge line before starting pump.
Operation with a blocked discharge line can cause water
inside pump to overheat.
NOTICE

ALWAYS fill the pump casing with water before starting
the engine. Failure to maintain water inside the pump
housing will cause severe damage to the pump and
mechanical seal.

In winter drain water from pump housing to prevent
freezing.

NEVER start the pump with the clean-out cover removed.
The rotating impeller inside the pump can cut or sever
objects caught in it. Before starting the pump, check that
the clean-out cover is securely fastened.

ALWAYS keep the machine in proper running condition.

ALWAYS ensure pump is on level ground before use.

Fix damage to machine and replace any broken parts
immediately.

ALWAYS store equipment properly when it is not being
used. Equipment should be stored in a clean, dry location
out of the reach of children and unauthorized personnel.
ENGINE SAFETY
WARNING
NEVER
operate the engine with heat shields or
guards removed.
DO NOT remove the engine oil drain plug
while the engine is hot. Hot oil will gush
out of the oil tank and severely scald any
persons in the general area of the pump.
CAUTION
NEVER touch the hot exhaust manifold,
muffler or cylinder. Allow these parts to cool
before servicing equipment.
NOTICE
NEVER
run engine without an air filter or with a dirty air
filter. Severe engine damage may occur. Service air filter
frequently to prevent engine malfunction.
NEVER tamper with the factory settings
of the engine or engine governor. Damage
to the engine or equipment can result
if operating in speed ranges above the
maximum allowable.
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QP3THX TRASH PUMP • OPERATION MANUAL — REV. #2 (06/03/20) — PAGE 7
SAFETY INFORMATION
FUEL SAFETY
DANGER

DO NOT add fuel to equipment if it is placed inside truck
bed with plastic liner. Possibility exists of explosion or
fire due to static electricity.

DO NOT start the engine near spilled fuel or combustible
fluids. Fuel is extremely flammable and its vapors can
cause an explosion if ignited.

ALWAYS refuel in a well-ventilated area, away from
sparks and open flames.

ALWAYS use extreme caution when working with
flammable liquids.

DO NOT fill the fuel tank while the engine is running
or hot.

DO NOT overfill tank, since spilled fuel could ignite if it
comes into contact with hot engine parts or sparks from
the ignition system.

Store fuel in appropriate containers, in well-ventilated
areas and away from sparks and flames.

NEVER use fuel as a cleaning agent.

DO NOT smoke around or near the
equipment. Fire or explosion could result
from fuel vapors or if fuel is spilled on a
hot engine.
BATTERY SAFETY (ELECTRIC START ONLY)
DANGER
DO NOT
drop the battery. There is a possibility that the
battery will explode.
DO NOT expose the battery to open flames,
sparks, cigarettes, etc.The battery contains
combustible gases and liquids. If these
gases and liquids come into contact with a
flame or spark, an explosion could occur.
WARNING
ALWAYS wear safety glasses when
handling the battery to avoid eye irritation.
The battery contains acids that can cause
injury to the eyes and skin.
Use well-insulated gloves when picking up
the battery.
ALWAYS
keep the battery charged. If the battery is not
charged, combustible gas will build up.
DO NOT
charge battery if frozen. Battery can explode.
When frozen, warm the battery to at least 61°F (16°C).
ALWAYS
recharge the battery in a well-ventilated
environment to avoid the risk of a dangerous concentration
of combustible gases.
If the battery liquid (dilute sulfuric acid)
comes into contact with clothing or skin,
rinse skin or clothing immediately with
plenty of water.

If the battery liquid (dilute sulfuric acid) comes into
contact with eyes
, rinse eyes immediately with plenty
of water and contact the nearest doctor or hospital to
seek medical attention.
CAUTION
ALWAYS disconnect the
NEGATIVE battery terminal
before performing service on the equipment.
ALWAYS
keep battery cables in good working condition.
Repair or replace all worn cables.
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PAGE 8 — QP3THX TRASH PUMP • OPERATION MANUAL — REV. #2 (06/03/20)
TRANSPORTING SAFETY
CAUTION

NEVER allow any person or animal to stand underneath
the equipment while lifting.
NOTICE

Before lifting, make sure that the equipment parts (hook
and vibration insulator) are not damaged and screws are
not loose or missing.

Always make sure crane or lifting device has been
properly secured to the lifting bail (hook) of the
equipment.

ALWAYS shutdown engine before transporting.

NEVER lift the equipment while the engine is running.

Tighten fuel tank cap securely and close fuel cock to
prevent fuel from spilling.

Use adequate lifting cable (wire or rope) of sufficient
strength.

Use one point suspension hook and lift straight upwards.

DO NOT lift machine to unnecessary heights.

ALWAYS tie down equipment during transport by
securing the equipment with rope.
ENVIRONMENTAL SAFETY
NOTICE
Dispose of hazardous waste properly.
Examples of potentially hazardous waste
are used motor oil, fuel and fuel filters.
DO NOT
use food or plastic containers to dispose of
hazardous waste.
DO NOT
pour waste, oil or fuel directly onto the ground,
down a drain or into any water source.
SAFETY INFORMATION
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QP3THX TRASH PUMP • OPERATION MANUAL — REV. #2 (06/03/20) — PAGE 9
Table 1. Specifications (Pump)
Pump
Model QP3THX
Type Trash Pump
Suction 3.0 in. (76 mm.)
Discharge Size 3.0 in. (76 mm.)
Maximum Pumping Capacity 396 gallons/minute
(1,500 liters/minute)
Max. Solids Diameter 1.5 in. (38.1 mm)
Maximum Sunction Lift 25 ft. (7.6 m)
Max. Head 95 ft. (29.0 m)
Max. Pressure 41 psi (283 kPa)
Dry Net Weight 176 lbs. (80 kg.)
SPECIFICATIONS (PUMP)
Figure 1. QP3THX Dimensions
A
B
C
Table 2. Dimensions
Reference
Letter Dimension in. (mm)
A 22.9 (582)
B 24.0 (610)
C 29.3 (745)
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