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WM-90 PLASTER/MORTAR MIXER — OPERATION MANUAL — REV. #1  (08/10/04) — PAGE 15

WM-90 PLASTER/MORTAR MIXER — GENERAL INFORMATION

Application

The MQ Whiteman WM-90 series mixers (drum capacity of
9.0 cu. ft./254.8 liters) are shipped completely assembled
and have been factory tested and are ready for use.

This mixer is 

only

 intended for the production of 

plaster

and 

mortar

.  The mixer must be used for its intended purpose

and is not suitable for the mixing of 

flammable

 or 

explosive

substances.  The mixer 

must not be used

 in an explosive

atmosphere. This mixer has a batch capacity between 2-1/2
and 3-1/2 bags.

Power Plants

The WM-90 can be powered by a Honda GX240K1HA2 air-
cooled, 4-stroke gasoline engine or a 3 HP 115/230V electric
motor. Refer to Table 2 for specific engine or electric motor
data information.

Electrical

If mixer is equipped with an 

electric motor

, make sure that

the power being supplied to the motor corresponds to the
voltage rating label on the motor. Supplying the wrong voltage
to the electric motor will cause severe electrical damage to
the motor.

Always make sure the 

OFF/ON 

switch on the electric motor

is in the 

OFF

 position before applying power.

It is 

strongly recommended

  when inserting the mixer's

power cord into a receptacle, that a G.F.C.I. (

Ground Fault

Current

 

Interrupter

) receptacle be used (115 VAC

applications).

Extension Cables

The extension cable should be a 3-wire configuration that
includes a ground wire that conforms to UL code. The wire
cross section must be a minimum of 2.5 mm

2

. Choose an

extension cord of adequate current carrying capacity as ref-
erenced in Table 5. Remember

 cable distance

 affects the

current-voltage capacity of the extension cable.

Ensure that the extension cable is carefully laid out avoid-
ing 

wet areas

sharp edges 

and locations where vehicles

might run over it. Avoid allowing the extension cable to be
trapped underneath the mixer.

Unroll the extension cable fully or it will overheat and could
catch fire.  Make sure that all extension cable connections
are dry and safe. Replace any defective or badly worn ex-
tension cable immediately.

Hardware

Check all hardware on the mixer before starting. Periodically
inspect all hardware. Loose hardware can contribute to early
component failure and poor performance.  Use Table 3 as
general guideline when torqueing of mixer hardware is
required. Remember to keep all mixer hardware components
tight.

Engine Maintenance

For basic engine maintenance, refer to the engine
maintenance section in this manual. For a more detailed
engine maintenance, refer to the 

Honda

 Engine Owner's

manual furnished with the engine.

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Summary of Contents for Whiteman WM-90P

Page 1: ...OPERATIONS MANUAL Revision 1 08 10 04 THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALLTIMES SERIES MODEL WM 90S STEEL MODEL WM 90P PLASTIC PLASTER AND MORTAR MIXER GASOLINE ENGINE ELECTRIC MOTOR...

Page 2: ...ns chemicals known to the State Some examples of these chemicals are Leadfromlead basedpaints Crystallinesilicafrombricks Cementandothermasonryproducts Arsenicandchromiumfromchemically treatedlumber Y...

Page 3: ...tiquip Inc and may not be used reproduced or altered without written permission All other trademarks are the property of thier respective owners and used with permission This manual MUST accompany the...

Page 4: ...ssages Alert Symbols 8 9 Rules For Safe Operation 10 11 Towing Guidelines 12 Safety Chain Connection 13 Operation and Safey Decals 14 General Information 15 Major Components 16 Basic Engine Components...

Page 5: ...37 3700 FAX 310 637 3284 MAYCO PARTS 800 306 2926 FAX 800 672 7877 310 537 3700 FAX 310 637 3284 SERVICE DEPARTMENT 800 421 1244 FAX 310 537 4259 310 537 3700 TECHNICAL ASSISTANCE 800 478 1244 FAX 310...

Page 6: ...A H 1 K 0 4 2 X G A D N O H 1 G 3 6 9 X 2 3 6 F 7 3 R O D L A B e p y T e k o r t s 4 d e l o o c r i A t f a h S l a t n o z i r o H e n i g n E e n i l o s a G e l g n i S 0 3 2 5 1 1 P H 3 r o t o...

Page 7: ...0 04 PAGE 7 WM 90 PLASTER MORTAR MIXER DIMENSIONS Figure 1 Dimensions S N O I S N E M I D 3 E L B A T n o i t p i r c s e D m c n i s n o i s n e m i D h t g n e L r a B w o T w m c 0 7 1 n i 7 6 h t...

Page 8: ...n monoxide This gas is colorless and odorless and can cause death if inhaled NEVER operate this equipment in a confined area or enclosed structure that does not provide ample free flow air Gasoline is...

Page 9: ...itch in the OFF position whenthegeneratorisnotinuse unless connected to transfer switch ALWAYS wear approved eye and hearing protection NEVER operate equipment with covers or guards removed Keep finge...

Page 10: ...the mixer in an explosive atmosphere or near combustible materials An explosion or fire could result causing severe bodily harm or even death Topping off to filler port is dangerous as it tends to spi...

Page 11: ...fuel from spilling Drain fuel when transporting mixer over long distances or bad roads MAINTENANCE NEVER lubricate components or attempt service on a running mixer ALWAYS allow the mixer a proper amo...

Page 12: ...state and county vehicle towing requirements Recommended off road towing is not to exceed 10 or 15 MPH or less depending on type of terrain Place chocked blocks underneath wheels to prevent rolling wh...

Page 13: ...move any excess chain slack 4 Connect the free end of connector link the safety chain to the towing vehicle Remember it is critical that the length of the chain be properly adjusted to prevent the dra...

Page 14: ...manWM 90 mortar and plaster mixer is equipped with a number of safety decals These decals are provided for operator safety and maintenance information Figure 4 below illustrates these decals as they a...

Page 15: ...ns Extension Cables The extension cable should be a 3 wire configuration that includes a ground wire that conforms to UL code The wire cross section must be a minimum of 2 5 mm2 Choose an extension co...

Page 16: ...the mixing drum when in use This grill should be closed at all times when mixer is in use DO NOT remove the grill or grill opening bar Keep the grill clean by washing it down daily 11 Dump Handle Pul...

Page 17: ...engine wear Adding fuel to the tank should be done only when the engine is stopped and has had an opportunity to cool down In the event of a fuel spill DO NOT attempt to start the engine until the fu...

Page 18: ...the required extension cord N O I T A M R O F N I G N I R I W R O T O M C I R T C E L E 5 E L B A T r o t o M r e w o p e s r o H g n i t a R e s a h P e l g n i S C A V 0 3 2 5 1 1 r o t c e n n o C...

Page 19: ...s been disconnected from the power source 2 Remove the screws securing the plug to the motor casing and pull down to remove the plug 3 Turn the plug so that the side of the plug that says Up for 115V...

Page 20: ...PAGE 20 WM 90 PLASTER MORTAR MIXER OPERATION MANUAL REV 1 08 10 04 Figure 9a Paddle Blade Adjustment Steel Drum Adjust paddles as shown in Figure 9a WM 90 MIXER PADDLE BLADE ADJUSTMENT STEEL DRUM...

Page 21: ...WM 90 PLASTER MORTAR MIXER OPERATION MANUAL REV 1 08 10 04 PAGE 21 Adjust paddles as shown in Figure 9b WM 90 MIXER PADDLE BLADE ADJUSTMENT POLY DRUM Figure 9b Paddle Blade Adjustment Poly Drum...

Page 22: ...Maximum oil capacity is 2 33 pints 1 09 liters NOTE Reference manufacturer engine manual for specific servicing instructions Figure 11 Engine Oil Dipstick Oil Level E P Y T L I O 7 E L B A T n o s a...

Page 23: ...fuel Wipe up any spilled fuel V belt Check A worn or damaged V belt can adversely affect the performance of the mixer If a V belt is defective or worn simply replace the V belt as outlined in the main...

Page 24: ...llowing steps outline the procedure for starting the engine Depending on the type of engine employed in the mixer the steps may vary slightly If your mixer has an electric motor disregard this section...

Page 25: ...Position 7 Pull the starter grip Figure 20 lightly until you feel resistance then pull briskly Return the starter grip gently Figure 20 Starter Grip Figure 19 Drum Lock Pin Right Position Figure 18 Dr...

Page 26: ...cord to the plug on the electric motor connect the other end to the power source Makesurethemotorisconfiguredfortheproper operating voltage 2 Set the electric motor s ON OFF switch Figure 7 to the ON...

Page 27: ...1 Place the electric motor s ON OFF switch Figure 7 in the OFF position 2 Disconnect the electric motor s extension cord from its power source 3 Clean mixer as referenced in the maintance section of...

Page 28: ...t e R y r a s s e c e N X g u l P k r a p S N A E L C K C E H C X E C A L P E R X s n i F g n i l o o C K C E H C X r e t s e r r A k r a p S N A E L C X k n a T l e u F N A E L C X r e t l i F l e u...

Page 29: ...d sealing washer and allow the oil to drain into a suitable container 3 Replace engine oil with recommended type oil as listed in Table 6 For engine oil capacity see Table 2 engine specifications DO N...

Page 30: ...ubrication These brackets are intended to make the drum rotate freely Lubricate the grease fitting for each drum bearing bracket every month or when the drum becomes difficult to position using multi...

Page 31: ...en back off the adjusting nut 1 6 to 1 4 turn or to the nearest locking hole or sufficiently to allow the wheel to rotate freely within limits of 001 to 010 end play Lock the nut at this position Inst...

Page 32: ...r so to apply Figure 34 Grease Fittings Electric Motor WM 90 PLASTER MORTAR MIXER MAINTENANCE MIXER Table 9 Tire Wear Troubleshooting will help pinpoint the causes and solutions of tire wear problems...

Page 33: ...ure35 DONOT torquethewheellugnutsallthewaydown Tighteneach lug nut in 3 separate passes as defined by Table 10 3 After first road use retorque all lug nuts in sequence Check all wheel lug nuts periodi...

Page 34: ...des or anywhere inside the drum 4 Rotate mixer to dump position and remove debris 5 Thoroughly clean the entire mixer wheels cabinet and frame 6 NEVER pour or spray water over the engine or electric m...

Page 35: ...l o v h g i h n e k o r b t i n u n o i t i n g i r o t s i n a r T d e l u o f f i g u l p k r a p s e c a l p e R n e k o r b h c t i w s p o t S t r a t S l i o o N d e r i u q e r s a l i o d d A...

Page 36: ...C g u l p k r a p s g n o r W g u l p k r a p s e p y t d e t s e g g u s s e r u t c a f u n a m h t i w g u l p k r a p s e c a l p e R y l s u o i n i t n o c s i r o l o c t s u a h x E E T I H W...

Page 37: ...e R t l i t e g r a h c s i d o t t l u c i f f i d m u r D t r o p p u s m u r d n r o w r o e v i t c e f e D s t e k c a r b e c a l p e r r o t e k c a r b o t e s a e r g y l p p A t h g i t o o...

Page 38: ...PAGE 38 WM 90 PLASTER MORTAR MIXER OPERATION MANUAL REV 1 08 10 04 WM 90PLASTER MORTARMIXER WIRINGDIAGRAM ELECTRICMOTOR Figure 39 Electric MotorWiring Diagram...

Page 39: ...WM 90 PLASTER MORTAR MIXER OPERATION MANUAL REV 1 08 10 04 PAGE 39 NOTE PAGE...

Page 40: ...537 3700 FAX 310 637 3284 MAYCO PARTS 800 306 2926 FAX 800 672 7877 310 537 3700 FAX 310 637 3284 SERVICE DEPARTMENT 800 421 1244 FAX 310 537 4259 310 537 3700 TECHNICALASSISTANCE 800 478 1244 FAX 31...

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