Multiquip MQD2H manual

OPERA TION AND P AR TS MANUAL Re vision #7 (05/24/13) MODELS MQD2H MQD3H DIAPHRAGM PUMPS (Honda GX120UT1QX2 Gasoline Engine) THIS MANU AL MUST A CCOMP ANY THE EQUIPMENT A T ALL TIMES. T o find the latest revision of this publication, visit our website at: www .multiquip.com[...]

P A GE 2 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) PROPOSITION 65 W ARNING[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 3 NOTES[...]

P A GE 4 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) MQD2H/D3H Gasoline Powered Diaphragm Pumps Proposition 65 W ar ning ............................................. 2 T able of Contents ...................................................... 4 P ar ts Order ing Procedures ...............................[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 5 www .multiquip .com Or dering par ts has never been easier! Choose fr om three easy options: WE A CCEPT ALL MAJOR CREDIT CARDS! When or dering par ts, please supply: ❒ Dealer Account Number ❒ Dealer Name and Address ❒ Shipping Address (if different than [...]

P A GE 6 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) SAFETY INFORMA TION Do not operate or service the equipment before reading the entire manual. Safety precautions should be f ollowed at all times when operating this equipment. F ailure to read and understand the safety messages and operating instructi[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 7 SAFETY INFORMA TION GENERAL SAFETY CA UTION  NEVER operate this equipment without proper protectiv e clothing, shatter proof glasses, respir ator y protection, hearing protection, steel-toed boots and other protective de vices required by the job or city an[...]

P A GE 8 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) SAFETY INFORMA TION PUMP SAFETY D ANGER  NEVER operate the equipment in an e xplosive atmosphere or near combustib le materials. An e xplosion or fire could result causing sev ere bodily harm or e ven death. W ARNING  Accidental star ting can ca[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 9 NOTES[...]

P A GE 10 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) ) p m u P ( s n o i t a c i f i c e p S . 1 e l b a T p m u P e p y Tp m u P m g a r h p a i D H 2 D - Q Mp m u P m g a r h p a i D H 3 D - Q M e g r a h c s i D & n o i t c u S e z i S ) . m m 8 . 0 5 ( . n i 0 0 . 2) . m m 2 . 6 7 ( . n i 0 0 . [...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 11 MQ-D2H/D3H — DIMENSIONS (PUMP) s n o i s n e m i D . 3 e l b a T L E D O M A H T G N E L B T H G I E H C H T D I W D E G R A H C S I D E N O I T C U S H 2 D - Q M . n i 9 3 ) . m c 6 0 . 9 9 ( . n i 3 5 . 7 2 ) . m c 3 9 . 9 6 ( . n i 8 6 . 5 2 ) . m c 3 2 [...]

P A GE 12 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) MQ-D2H/D3H — GENERAL INFORMA TION APPLICA TION The MQD2H and MQD3H diaphragm pumps are designed to be used f or de-watering applications. The suction and discharge ports on the MQD2H use a 2-inch diameter opening, which allows the pump to pump at ra[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 13 Figure 2 shows a typical application using the MQD2H or MQD3H diaphragm pump. Please note that this pump is intended for the removal of clean water and water containing some debris and solids. Maximum size of solids for the MQD2H should not exceed 1- 1/2 inch[...]

P A GE 14 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) Figure 3. Engine Controls and Components INITIAL SER VICING The engine (Figure 3) must be checked for proper lubrication and filled with fuel prior to operation. Refer to the Honda manufacturers engine manual for instructions and details for operation[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 15 Figure 4. Engine Oil Dipstick (Removal) Figure 5. Engine Oil Dipstick (Oil Level) 1 . Clean the pump, removing dirt and dust, particularly the engine cooling air inlet, carburetor and air cleaner . 2. Check the air filter f or dir t and dust. If air filter is[...]

P A GE 16 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) 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. NOTE Suction and discharge hoses are available from Multiquip. Contact your nearest dealer for more inf[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 17 Gear Reduction Oil (T ransmission) 1 . Remove the transmission oil level plug (Figure 7). If oil begins to seep out as the plug is being removed, then it can be assumed that the transmission oil is at the proper operating level. 2. If oil does not seep out as[...]

P A GE 18 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) 6 . Grasp the star ter grip (Figure 14) and slowly pull it out. The resistance becomes the hardest at a certain position, corre- sponding to the compression point. Pull the starter grip briskly and smoothly for starting. Figure 14. Starter Grip MQ-D2H[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 19 MQ-D2H/D3H —OPERA TION 8 . Before the pump is placed into operation, run the engine for several minutes. Check for fuel leaks, and noises that would associate with a lose component. 9. T o begin pumping, place the throttle le v er (Figure 16) in the " [...]

P A GE 20 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) T o perform the pump vacuum test do the f ollowing: 1. Star t the engine as outlined in the initial star t-up section, and wait for the pump to begin pumping. 2 Check and make sure that there are no air leaks between the v acuum tester (Figure 21) and[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 21 Figure 21. Pump V acuum T ester Pressure reading may vary depending on altitude. See T ables 4 and 5. NOTE MAINTENANCE[...]

P A GE 22 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) Rotation of Suction and Dischar ge P or ts In some applications, it may be preferable to have suction/ discharge por ts rotated 90° (Figure 22) to be in-line with the pump wheels. P erf or m the f ollowing procedure to rotate por ts: 1. Remove the fo[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 23 Seized Plunger If the plunger arm has seized, perform the following: 1. Remove plunger guard (Figure 24) by removing slotted screw (2). 2. Disassemble pump and clean as described in steps 1 thru 4 in the "Stalled Pump" section. 3. Using a torque wre[...]

P A GE 24 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) Reference manufacturer engine manual for specific servicing instructions. NOTE Engine Maintenance P erform engine maintenance procedures as ref erenced by T able 7 belo w: e l u d e h c S e c n a n e t n i a M e n i g n E . 7 e l b a T ) 3 ( N O I T P[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 25 Maintenance P erform the engine maintenance procedures as indicated below: D AIL Y ■ Thoroughly remove dirt and oil from the engine and control area. Clean or replace the air cleaner elements as necessar y . Check and retighten all f asteners as necessar y [...]

P A GE 26 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) Pump Storage For storage of the pump for over 30 days, the following is required:  Drain the fuel tank completely .  Run the engine until the fuel is completely consumed .  Completely drain used oil from the engine crankcase and fill with fre[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 27 G N I T O O H S E L B U O R T E N I G N E . 8 E L B A T M O T P M Y S M E L B O R P E L B I S S O P N O I T U L O S t r a t s o t t l u c i f f i D g u l p k r a p s t u b e l b a l i a v a s i l e u F e l b a l i a v a r e w o P ( . e t i n g i t o n l l i w[...]

P A GE 28 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) ) d e u n i t n o C ( G N I T O O H S E L B U O R T E N I G N E . 8 E L B A T M O T P M Y S M E L B O R P E L B I S S O P N O I T U L O S y r o t c a f s i t a s t o n n o i t a r e p O . s e t a u t c u l f d e e p s l a n o i t a t o R ? r e p o r p[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 29 ) d e u n i t n o C ( G N I T O O H S E L B U O R T P M U P . 9 E L B A T M O T P M Y SM E L B O R P E L B I S S O PN O I T U L O S . w o l s s i e t a r w o l F ? d e e p s d e e p s e n i g n e t c e r r o c n I . d e e p s e n i g n e e s a e r c n I ? d e[...]

P A GE 30 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) The f ollowing section e xplains the different symbols and remarks used in the P ar ts section of this manual. Use the help numbers f ound on the back page of the manual if there are any questions . SAMPLE P AR TS LIST NO . P ART NO . P AR T NAME QTY [...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 31 NOTE Part number on this Suggested Spare Parts List may super cede/ replace the P/N shown in the text pages of this book. MQD2H/D3H DIAPHRA GM PUMP 1 T O 3 UNITS WITH HOND A GX120UT1QX2 ENGINE Qt y . P/ N Description 3 ............ 17210ZE0822 ....... ELEMENT[...]

P A GE 32 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) MQ-D2H/3H — NAMEPLA TE AND DECALS ASSY . NAMEPLA TE AND DECALS ASSY . NAME PLA TE AND DECALS ASSY . MODEL SERIAL NO. GREASE CONNECTING ROD BEARING MONTHL Y DCL1261 3 1 2 FRO N T BA CK T AG 4 Avoid equipment damage: Do not exceed (60) strokes per min[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 33 MQ-D2H/3H — NAMEPLA TE AND DECALS ASSY . NAMEPLA TE AND DECALS ASSY . NO . P AR T NO . P AR T NAME QTY . REMARKS 1 DCL1261 DECAL, GREASE MONTHL Y 1 2 512910 DECAL, MQ LOGO 1 3 DECAL, NAMEPLA TE .................................................. 1 ..........[...]

P A GE 34 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) W A TERBO X AND FLAP V AL VE ASSY . (2-INCH) MQD2H — W A TERBOX AND FLAP V AL VE ASSY .[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 35 W A TERBO X AND FLAP V AL VE ASSY . (2-INCH) NO . P AR T NO . P AR T NAME QTY . REMARKS 1 336005001 SUCTION PRIMING CHAMBER 1 2 212400000 PRIMING PLUG 1 3 212500000 PRIMIMG PLUG GASKET 1 4 316017000 NPT PIPE NIPPLES (P A CK OF TWO) 1 5 176601300 B OL T 1/2”[...]

P A GE 36 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) PUMP ASSY . (2-INCH) MQD2H —PUMP ASSY . N OTES: TORQUE TO 7-8 FT . L B S. 1 TORQUE TO 55-60 FT . L B S. 2 1 2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 13 24 25 26 27 28 28 27 29 30 31 32 33 34 35 37 38 39 40 41 42 43 B 12 43 A[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 37 PUMP ASSY . (2-INCH) NO . P AR T NO . P AR T NAME QTY . REMARKS 1 336019100 INTERNAL RET AINING RING 1-1/2" 1 2 336019000 PLUNGER BEARING ................................................ 1 ...... INCLUDES ITEMS W/# 3 336009001 PLUNGER ARM 1 4 180103000 S[...]

P A GE 38 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) HANDLE, ENGINE AND WHEEL ASSY . (2-INCH) MQD2H —HANDLE, ENGINE, AND WHEEL ASSY . 20 1 5 6 7 8 9 10 11 12 13 1 4 15 16 17 18 19 2 3[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 39 HANDLE, ENGINE AND WHEEL ASSY . (2-INCH) NO . P AR T NO . P AR T NAME QTY . REMARKS 1 335411690 HANDLE .................................................................... 1 ...... REPLACES 215200000 2 13178 B OL T 1/2"-13 X 2-1/4" .................[...]

P A GE 40 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) W A TERBO X AND FLAP V AL VE ASSY . (3-INCH) MQD3H —W A TERBOX AND FLAP V AL VE ASSY .[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 41 W A TERBO X AND FLAP V AL VE ASSY . (3-INCH) NO . P AR T NO . P AR T NAME QTY . REMARKS 1 212300001 SUCTION PRIMING CHAMBER 1 2 212400000 PRIMING PLUG 1 3 212500000 PRIMIMG PLUG GASKET 1 4 327017000 NPT PIPE NIPPLES (P A CK OF TWO) 1 5 176601300 B OL T 1/2”[...]

P A GE 42 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) PUMP ASSY . (3-INCH) MQD3H — PUMP ASSY . N OTES: TORQUE TO 7-8 FT . L B S. 1 TORQUE TO 55-60 FT . L B S. 2 1 2 3 3 OLD STYLE PLU NG ER A RM, ITEM 3, N O LO NG ER A V A IL AB LE. IF REPL A CEME N T IS REQUIRED, ORDER N EW STYLE PLU NG ER A SSY . P A [...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 43 PUMP ASSY . (3-INCH) NO . P AR T NO . P AR T NAME QTY . REMARKS 1 170400200 F LA T H D M ACH SCHREW #10-32 X 1/2" ................. 6 ...... OLD STYLE PLUNGER 2 213600000 BEARING RET AINER ................................................ 2 ...... OLD STY[...]

P A GE 44 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) MQ-D3H — HANDLE, ENGINE AND WHEEL ASSY . (3-INCH) HANDLE, ENGINE AND WHEEL ASSY . (3-INCH) 20 5 6 7 8 9 10 11 12 13 1 4 15 16 17 18 19 1 2 3 MQD3H — HANDLE, ENGINE, AND WHEEL ASSY .[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 45 HANDLE, ENGINE AND WHEEL ASSY . (3-INCH) NO . P AR T NO . P AR T NAME QTY . REMARKS 1 335411690 HANDLE .................................................................... 1 ...... REPLACES 215200000 2 13178 B OL T 1/2"-13 X 2-1/4" .................[...]

P A GE 46 — MQD2H/3H DIAPHRA GM PUMPS — OPERA TION AND P AR TS MANU AL — REV . #7 (05/24/13) P A YM ENT TERMS T erms of payment for part s are net 30 days. FREIGHT P OLIC Y All parts orders will be shipped collect or prepaid with the c harges add ed to the invoice. All shipments are F . O .B. point of or igin. Multiquip’ s responsibility ce[...]

MQD2H/3H DIAPHRAGM PUMPS — OPERATION AND PARTS MANUAL — REV. #7 (05/24/13) — PAGE 47 NOTES[...]

OPERA TION AND P AR TS MANUAL Y our Local Dealer is: HERE’S HOW TO GET HELP PLEASE HA VE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING UNITED ST A TES Multiquip Corporate Office MQ P arts Depar tment 18910 Wi lm i ngton A v e . C ars on, C A 90746 Cont a ct : mq@mult i qu i p.com T e l. (800) 421-1244 F a x (800) 537-3927 800-427-1244 310-537[...]