Godiva WTA2010 Maintenance Instructions And Workshop Manual Download Page 3

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MAINTENANCE MANUAL
GP/146/99. Issue 9. October 2005

AMENDMENT RECORD for WT Multi-pressure Pump Maintenance Manual

Number Date

Page

Amendment

Instruction

Pub/.

Issue

August 2005

Inclusion of Amendment
Record on page 2

Issue

August 2005

Inclusion of minimum
1200rpm idle speed to
protect piston primers

Issue

August 2005

3 September

2005

8 4

paragraph – priming

speed between 1000 –
2500RPM

Issue

September
2005

3 October

2005

11, 12, 13

Revision of low pressure
impeller, front and rear
wearing ring wear
dimensions

Issue

October 2005

©Hale Products Europe LTD, Warwick
GP/146/99
WTmaint - Issue9. 10-2005October 2005

Summary of Contents for WTA2010

Page 1: ...ucts Europe LTD Warwick 1 World Series W WT T M Mu ul lt ti i p pr re es ss su ur re e P Pu um mp p M MA AI IN NT TE EN NA AN NC CE E I IN NS ST TR RU UC CT TI IO ON NS S W WO OR RK KS SH HO OP P M MA...

Page 2: ...MAINTENANCE MANUAL GP 146 99 Issue 9 October 2005 Hale Products Europe LTD Warwick GP 146 99 WTmaint Issue9 10 2005October 2005 2...

Page 3: ...Issue 7 August 2005 2 August 2005 23 Inclusion of minimum 1200rpm idle speed to protect piston primers Issue 7 August 2005 3 September 2005 8 4th paragraph priming speed between 1000 2500RPM Issue 8...

Page 4: ...ut 6000 l min at 10 Bar 3m lift Model WTB6010 Bronze RECOMMENDED SPARES Thank you for choosing the GODIVA Fire Pump designed and built to provide many years of trouble free service Whilst we consider...

Page 5: ...2 REAR WEAR RING COVER PLATE 4 HIGH PRESSURE IMPELLER 12 5 CARBON SEAL SEATING ASSEMBLY 16 6 VOLUTE BODY 18 7 LOW PRESSURE MANIFOLD 19 20 FILTER HOUSING 8 PRIMING SYSTEM 21 27 9 PUMP HEAD 28 10 FRONT...

Page 6: ...uarding of this area together with the drive system of the pump MUST BE CONSIDERED by the Vehicle Builder when incorporating the pump into HIS machine NOISE The manufacturer of the machine into which...

Page 7: ...ure Selector change over Valve in the closed HP position Diagram 3 Shows the pump in operation in low and high pressure mode with the High Pressure Selector change over Valve closed With the HP outlet...

Page 8: ...shaft begins to rotate driven by an eccentric bearing on the pump shaft Air within the pump will be expelled and as long as the suction connections have been made and the hose end submerged the pump w...

Page 9: ...on the bearing housing immediately behind the pump body Add fresh oil through the oil filler aperture until it reaches the dipstick level Refit the oil filler plug securely Run the pump for a short p...

Page 10: ...outlets these must be provided with drain valves In order to completely drain the piston priming system the pump should be idled for a few seconds after use with no water in the volute and the drain...

Page 11: ...ing If it should be necessary to renew the fibre bush in the centre of the front wear ring the old bush should be drifted out and a new bush inserted by the use of the special mandrel PLA 2336 The end...

Page 12: ...one of the drive flange holes Remove the impeller nut and the pair of lock washers and withdraw the impeller from the keyed pump shaft It may be necessary to use special tool 60275 04 to remove the im...

Page 13: ...r Wear Ring The rear wear ring accessible removal of the low pressure impeller is retained by 4 off M8 socket head screws After removal of these screws the rear wear ring may be jacked out by means of...

Page 14: ...as detailed in b and c below If any of the above components have been changed carry out the entire sequence as follows a With the pump body assembled to the bearing housing place the original shims or...

Page 15: ...surement is more than this remove the nut washer and spacer add shims to correct the clearance re assemble and re check If the measurement is less remove shims to correct the clearance and re check at...

Page 16: ...es are being checked Impeller Shims Clamping Sleeve Impeller Cover Plate Face A Fig 4 2 Assembly and clearances of the high pressure impeller Section 5 CARBON SEAL AND SEATING ASSEMBLY When the high p...

Page 17: ...and sharp edges see Fig 5 1 2 Lubricate the O Ring C with a suitable lubricant and carefully assemble the Seal Head Assembly D into the Pump Body A lining up the cutouts in the Seal Head Assembly D w...

Page 18: ...welve studs nuts and washers The seal at both front and rear faces of the volute is by O ring seals which should be replaced if the joint face is disturbed This volute may be mounted on either standar...

Page 19: ...2 transfer tubes each sealed by O rings located within the castings The main outlets to the manifold 6 off are sealed by means of O rings seated in grooves in the manifold faces Reassembly When reass...

Page 20: ...ed as a single item and for safety reasons must not be stripped down due to the strong internal spring It must be reinstalled with its longest end towards the filter housing The location is by means o...

Page 21: ...w the inlet seal orifice plate and outlet seal may be removed Replacement or reassembly may follow after applying Loctite 262 to the screw thread Note this screw must be tightened to ensure that the r...

Page 22: ...ssembly is to be stripped because of the strong return spring It is strongly recommended that Tool No PSK2956 and 57437 are used for disassembly and reassembly of the cylinder assembly Cylinder disass...

Page 23: ...ecommended that Tool No PSK2956 and 57437 should be used for reassembly of the piston to cylinder and all parts must be cleaned Apply a smear of engine oil to the piston rod Locate the flats of the pi...

Page 24: ...on from the cylinder it is necessary to depress the spring retainer and the spring below but not the piston rod this will then release the pair of split collets securing the spring retainer A special...

Page 25: ...r after each use from a source that may be heavily contaminated The filter element can be removed by unscrewing the hexagonal head of the housing with a suitable spanner 27mm Thoroughly clean the filt...

Page 26: ...he two grub screws securing the primer to the hinge pin Carefully ease the primer unit off the primer hinge pin Maintenance To dismantle the primer for internal inspection remove the 10 bolts and wash...

Page 27: ...primer fibre wheel bear equally on the sides of the driving pulley on the pump shaft Tighten the grubscrews and the associated locknuts Reconnect the hoses to the relevant points and refit the primer...

Page 28: ...of these bores may be sealed with special screws if no priming or other types of primer are used Carefully offer up the pump head to align with the feed connections and the six threaded studs refit s...

Page 29: ...y until the tightening torque is 28Nm 21 lbs ft Insert a new O ring into the seal wear ring and push on to pump shaft the outside lead chamfer leading through the oil seal Place water flinger on to sh...

Page 30: ...ar oil seal wear ring shows signs of wear it must be replaced by firstly removing drive shaft key to allow withdrawal of wear ring Refitting All components must be clean and free from blemishes After...

Page 31: ...ular contact bearings support the inner race adjacent to the largest shaft diameter on 2 parallel bearers and press the shaft from the front end of the shaft until both bearings are free of the drive...

Page 32: ...arrangements The oil capacity of the gearbox is approximately 1 5 litres The photograph below shows the left side of the gearbox as viewed from the PTO end Oil filling point Oil level check point Oil...

Page 33: ...hours or annually whichever is sooner The gearbox cooling system requires no regular maintenance If the pump needs to be drained for any reason there is a drain located at the lowest point in the cool...

Page 34: ...iming system Pressure Test This test needs only to be carried out if the pump will not hold vacuum with blanking cap s in position and is intended to trace the leaks responsible for the loss of vacuum...

Page 35: ...using and lift off the handle assembly Remove the nut on the underside of the valve housing and push the ball pivot pin towards the centre of the ball Remove the spring and take out the two half rings...

Page 36: ...Ring 19 Release Cam 6 Circlip 20 Release Spring 7 Screw Down Handle 21 Release Plunger 8 Domed Nut 22 Knob Closure Disc 9 Spring Washer 23 Nyloc Nut 10 O Ring 24 O Ring 11 Screw Down Spindle 25 Count...

Page 37: ...disc and unscrew anti clockwise 2 Unscrew nut 7 using a socket spanner and Knob 2 can then be removed 3 Withdraw Bolt 4 and Spring 8 from the inside of the female instantaneous body 4 Check for signs...

Page 38: ...d then twisted half a turn in the opposite direction When the pump is temporarily stopped the non return valve keeps the delivery hose filled and prevents the water in the hoses from draining via the...

Page 39: ...TION TOOL HP IMPELLER 60275 05 60275 05 60275 05 60275 05 ASST TOOL RELIEF VALVE 60275 06 60275 06 60275 06 60275 06 ASSY TOOL SEAL TO HOUSING 60275 07 60275 07 60275 07 60275 07 ASSY TOOL CARBIDE SEA...

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