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Before Starting
1.Read safety instructions at the beginning of manual.
2.Place pump as near to water as possible, on a firm flat, level surface.
3.To prime pump, remove fill cap (Figure 1) and fill pump case with water. If the pump case is not filled with water before starting, it will not begin pumping.
NOTE
Pump case must be filled with water before using pump. Otherwise pump will not be able to begin pumping.
MQ41TDH — PRE-SETUP (PUMP)
NOTE
Suction and discharge hoses are available from Multiquip. Contact your nearest dealer for more information.
5.The discharge hose is usually a collapsible
6.Make sure the suction strainer (Figure 1) is clean and securely attached to the water end of the suction hose. The strainer is designed to protect the pump by preventing large objects from being pulled into the pump.
WARNING
DO NOT open fill cap if pump is hot! Water inside may be under pressure.
CAUTION:
The strainer should be positioned so it will remain completely under water. Running the pump with the strainer above water for long periods can damage the pump.
4.Checkforleaksbetweenpumpandengine.Ifwaterisleaking between the pump and engine housing, the seal inside the pumpmaybewornordamaged.Continued operationofthe pumpisnot recommended.Furtherusageofthe pumpunder theseconditionsmaycauseseverewaterdamagetoengine.
Hoses and Clamps
1.Check that all hoses are securely attached to the pump. Make certain suction hose (Figure 1) does not have any air leakage.Tighten hose clamps and couplings as required.
2.Itisrecommendedthat 2 clampsbeusedwhensecuringthe suction hose to the inlet side of the pump.
3.Remember suction hoses must be rigid enough not to collapse when the pump is in operation.
4.Check that the discharge hose (Figure 1) is not restricted. Place hose so that it lays as straight as it is possible on the ground. Remove any twists or sharp bends from hose which may block the flow of water.
CAUTION:
DO NOT pump flammable fluids, corrosive chemicals or fluids containing toxic substances. These fluids can create potentially dangerous health and environmental hazards. Contact local authorities for assistance.
MQ41TDH TRASH PUMP — PARTS & OPERATION MANUAL — REV. #3 (04/02/07) — PAGE 15