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Failure to follow the operating, lubrication,

and maintenance requirements set forth in

the operating and instruction manual may

result in serious personal injury and/or dam-

age to equipment.

OPERATING AND

MAINTENANCE MANUAL

MODEL:   DSD

SERIAL NO._______________

A Hale pump is a quality product; ruggedly designed, accurately ma-

chined, carefully assembled and thoroughly tested. In order to maintain

the high quality of your pump and to keep it in a ready condition, it is im-

portant to follow the instructions on care and operation. Proper use and

good preventive maintenance will lengthen the life of your pump.

ALWAYS INCLUDE THE PUMP SERIAL NUMBER IN CORRESPONDENCE

HALE PRODUCTS INC.

 

 

n

 

 

Fire Suppression Division

A Unit of IDEX Corporation

700 Spring Mill Avenue 

 

n

 

Conshohocken, PA 19428

610/825-6300 

n

 

Fax: 610/825-6440

www.haleproducts.com

Summary of Contents for DSD

Page 1: ...ely ma chined carefully assembled and thoroughly tested In order to maintain the high quality of your pump and to keep it in a ready condition it is im portant to follow the instructions on care and o...

Page 2: ...OF FITNESS FOR A PARTICULAR PURPOSE OR USE QUALITY COURSE OF DEALING USAGE Of TRADE OR PATENT INFRINGEMENT FORA PRODUCT MANUFACTURED TO ORIGINAL BUYER S DESIGN AND SPECIFICATIONS EXCLUSIVE REMEDIES I...

Page 3: ...e s discretion and evaluation fee Special order items are not returnable for credit Hale will accept no product without a valid RGA number Complete items or accessories that are beyond Hale s warranty...

Page 4: ...nds on the speed of rotation There are three interrelated factors that regulate the performance of a centrifugal pump Speed RPM If the speed of rotation increases with flow held constant the water pre...

Page 5: ...known as the volute collects the water at a constant velocity A further increase in pressure and a decrease in velocity takes place in the diffuser Figure 1 3 Impeller Operation Clearance Rings Cleara...

Page 6: ...al discharge locations facing front back or up that can accommodate optional discharge valves Packing Packing forms a nearly watertight seal at the point where the shaft passes from the inside to the...

Page 7: ...e oil reservoir equal to water pressure whether you are pumping at high inlet pressure or pulling vacuum The miniature pump adds enough extra pressure to constantly keep the flowing oil a few PSI high...

Page 8: ...om the four wheel drive transfer case Midship pumps are so named because of their mounting location on the fire apparatus They are normally driven through an integral transmission that has a sliding g...

Page 9: ...heat treated nickel steel This unit can withstand the full torque of the engine in road operating conditions up to 16 000 pounds feet If the gearbox is equipped with a power shift system an in cab con...

Page 10: ...ing pressures if required but adds some operating complexity Single Stage Pump Operation Hale single stage pumps use a single impeller with a double suction entry to develop the required volume and pr...

Page 11: ...n valve that permits the impellers in a two stage pump to be operated in parallel volume or series pressure Both types of operation are explained in the following paragraphs Volume Parallel Operation...

Page 12: ...below Transfer to pressure series operation when higher water pressures are required see below Transfer Valve A transfer valve which is controlled from the apparatus pump control panel allows the ope...

Page 13: ...n to warn everyone involved before changing pump range Transferring Between Volume and Pressure Operation Transferring between volume and pressure operation is evidenced by a metallic click which resu...

Page 14: ...shown in Figure 1 12 the booster pump is designed for direct mounting at the accessory port of the Hale gearbox The booster pump is driven by the gearbox intermediate gear to provide a positive drive...

Page 15: ...rotor continues past the discharge the vane advances outward from its groove and against the body housing During this cycle the space between the rotor and housing case fills with air and the vanes a...

Page 16: ...ure Master Relief Valve System optional Relief Valve System As shown in Figure 1 14 the Relief Valve System is a single bronze variable press setting relief valve of sufficient capacity to prevent an...

Page 17: ...operating point is set by the Pressure Master control Small changes in pump pressure are normally handled internally by the recirculating relief valve Large changes on either the inlet or discharge si...

Page 18: ...rge and suction valves regulate the amount of water entering and leaving a pump Each valve includes a locking device that permits operation in any position from fully opened to fully closed Several ty...

Page 19: ...attempt to shift from road to pump 3 Apply the truck parking brake 4 Shift the truck transmission to the NEUTRAL position 5 Move the in cab pump shift control valve from the ROAD position to the PUMP...

Page 20: ...problem you are trying to pump more capacity than is available from the hydrant 15 Open the discharge valves 16 If the pump overheats and is not equipped with the Hale TRV valve open the valve to acce...

Page 21: ...s in the cab and panel are on DO NOT OPEN THROTTLE UNLESS ALL GREEN PUMP INDICATOR LIGHTS ARE ON 8 Verify that the pump shift indicator light is on 9 Activate the priming pump by pulling the control h...

Page 22: ...lief Valve Procedures later in this section 16 If the pump overheats and is not equipped with the Hale TRV valve open the valve to access the pump auxiliary cooling system or slightly open the tank fi...

Page 23: ...re gauge reading increases with the engine speed If the engine speed increases without an increase in pressure the pump may be cavitating If the pump is cavitating warn personnel that the pressure is...

Page 24: ...hen the water reaches the second pump close the uncapped discharge gate Repeat this step for all pumps until the water reaches the fire ground 6 Adjust the throttle on the pump at the water source for...

Page 25: ...e When the pump is put into operation again reset the control valve to the desired operating pressure TPM Relief Valve Procedures These procedures cover the Hale TPM Relief Valve System Be sure to sel...

Page 26: ...ONTROL FOR PROPER OPERATION e Put the governor control in the Pressure Governor mode the system is now set Decreasing Pressure a Put the governor control in the RPM mode and reduce the speed to the ne...

Page 27: ...rocedures 1 If you have been pumping seawater dirty water alkaline water or using an around the pump proportioner flush the pump with clean water 2 After using the pump drain the pump as follows espec...

Page 28: ...tion tube caps Remove foreign matter from under these washers Replace worn damaged or dry washers 4 Verify that all discharge valves booster line valves drain valves and cocks are closed 5 Tighten suc...

Page 29: ...pumping per the procedure in Section 2 with the transfer valve in the volume position c Leave the engine at idle speed and move the transfer valve to the pressure position d Verify that the discharge...

Page 30: ...GL 5 requirements 3 Lubricate suction threads with a light coat of grease Packing Gland Adjustment The packing gland is adjusted for a leakage of about 8 to 10 drops per minute at 150 PSI 10 BAR This...

Page 31: ...the suction tube cap on the end of the hose in place of a strainer c Close all valves and drains Cap all suction openings and the outlet of the suction side relief valve if so equipped d Connect a te...

Page 32: ...umpers are rated at capacities of 500 750 1000 1250 1500 1750 2000 or 2250 GPM 1892 2839 3785 4731 5678 6624 7570 or 8516 LPM See Table 3 1 Performance Testing Equipment and Materials To accurately te...

Page 33: ...50 2839 875 3312 1000 3785 1125 4258 TABLE 3 2 NOZZLE GPM AT VARIOUS NOZZLE SIZES PRESS 5 8 7 8 1 1 1 8 1 1 3 8 30 41 64 92 125 163 206 254 308 35 44 69 99 135 176 222 275 332 40 47 73 106 144 188 238...

Page 34: ...44 319 403 498 602 120 81 127 183 249 325 412 509 615 GPM AT VARIOUS NOZZLE SIZES NOZZLE PRESS 1 1 5 8 1 1 7 8 2 2 1 4 2 3 30 366 430 498 572 651 824 1017 1464 35 395 464 538 618 703 890 1098 1581 40...

Page 35: ...30 78 590 693 803 922 1049 1328 1639 2361 80 598 702 814 934 1063 1345 1660 2391 85 616 723 839 963 1095 1386 1711 2465 90 634 744 863 991 1127 1427 1761 2536 95 651 765 887 1018 1158 1466 1809 2605 1...

Page 36: ...Hose 5 Hose 10 13 5 3 5 95 14 8 500 9 5 3 20 44 6 125 24 13 750 20 11 5 30 99 14 150 35 18 1000 34 20 8 40 176 24 4 175 47 25 6 1250 53 31 13 50 38 7 200 62 32 8 1500 74 45 18 60 54 9 225 10 1750 61 2...

Page 37: ...1 and 5 8 BAR Because NFPA standards specify both GPM LPM and pressure it is usually necessary to restrict the flow somewhat to build up the pump pressure In normal pumping this restriction would be c...

Page 38: ...he gland 5 Repack using the Hale packing kit recommended for your particular pump For most pumps the packing is 7 16 inch square cut to the proper length Wrap one length of packing around the shaft to...

Page 39: ...pressure adjustment cap screw 1 4 turn in the clockwise increase pressure direction 8 Lock the pressure setting by turning the adjustment locking screw until tight Lock screw in place with Loctite 29...

Page 40: ...TRV should be tested every 12 months The following procedure should be used to test the TRV Before testing make sure a clear view is available to the TRV discharge DO NOT RUN PUMP FOR LONGER THAN IS S...

Page 41: ...OCEDURES q Complete all previous checks on all questions q Check gauge calibration q Check oil level in AutoLube assembly SAE EP 90 or 80W 90 see operation and maintenance manual for details q Lubrica...

Page 42: ...attempting pump shift Automatic Transmission with Manual Pump Shift Automatic transmission not in neutral position Repeat recommended shift procedures with transmission in neutral position Standard Tr...

Page 43: ...lifts too high Blocked suction strainer Suction connections Primer not operated long enough No recommended engine speed is required to operate the electric primer however 1 000 engine RPM will mainta...

Page 44: ...hes of vacuum in 5 minutes 2 If a minimum of 22 inches of vacuum cannot be achieved the priming device or system may be defective or the leak is too big for the primer to overcome such as an open valv...

Page 45: ...ine governor if set too low a pressure when on automatic will decelerate engine speed before desired pressure is achieved Reset the governor per manufacturer s procedures Recheck the pumping procedure...

Page 46: ...cause higher engine speeds high vacuum and rough operation Use larger suction hose Inner line of suction hose may collapse when drafting and is usually undetectable Try a different suction hose on sam...

Page 47: ...nd control valve Remove the control valve and clean Insufficient water supply coming from the pump to the control valve Check the strainer in the Relief Valve system Remove the control valve and clean...

Page 48: ...check or flap valves in the suction passage of the second stage They are located in each side of the pump between the suction tube and the pump body These valvesswing open when pumping in parallel fo...

Page 49: ...elocity head at the discharge of a nozzle Positive A pump with a fixed flow delivered to the discharge with each revolution Displacement Pump Positive Pressure above atmospheric Pressure Power Valve A...

Page 50: ...ressure Series Pressure position in which the first impeller s discharge is fed to the eye of the second Impeller in a two stage pump which then discharges the water from the pump Service Test Pump te...

Page 51: ...Let Us Put Out A Few Fires For You IDEX CORPORATION...

Page 52: ...years for 1 000 Whichever term you choose you ll get the same coverage that makes our standard warranty great and lots more time to make the most of it For details check the actual Limited Warranty te...

Page 53: ...gligence or accidental causes Not altered modified serviced non routine or repaired other than by an Authorized Service Facility Manufactured per design and specifications submitted by the original Bu...

Page 54: ...rized Service Facility In such event Hale will provide a Returned Goods Authorization and Buyer must return the Product F O B within thirty 30 days thereof If determined defective Hale shall at its op...

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