Instruction/ maintenance manual of the product 442 Aurora of America
Go to page of 26
INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS FOR MODEL 442 HORIZONTAL SPLIT CASE & MODEL 492 SPLIT CASE FIRE PUMP.
TABLE OF CONTENTS PAGE i T O P I C P A G E PUMP IDENTIFICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 STORAGE OF PUMPS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 CAUTION NOTES .
.
PUMP IDENTIFICATION PAGE 1 PUMP IDENTIFICATION Congratulations! You are the owner of one of the fi nest pumps commercially available. If you give it the proper care as outlined and recommended by this manual, it will provide you with reliable se rvice and long life.
PAGE 2 STORAGE OF PUMPS AND CAUTION NOTES THESE INSTRUCTIONS APPLY T O THE PUMP ONLY. THEY ARE INTEND ED TO BE GENERAL AND NOT SPECIFIC. IF YOU R OP ERATING CONDITIONS EVER C HANGE, ALWAYS REFE R TO THE FACTORY FOR REAPPLI CA TION. ALWAYS REFER TO THE MAN UALS PROVIDED BY MANUFACTURERS OF THE OTH ER EQUIP MENT FOR THEIR SEPARATE I NSTRUCTIONS.
INTRODUCTION AND INSTALLATION PAGE 3 INTRODUCTION This manual contains information that is the result of ca refully conducted engi neering and resea rch efforts. It is designed to supply adequate instru ctions for the safe and efficient installation, operation maintenance of your pump.
PAGE 4 INSTALLATION (continued) 3. MINIMUM SUBMERGE NCE OF SUCTION PIPE AND PIT DESIGN For installations where the pump draws fluid from a su mp, the hydraulic characteristic s of the pump, the suction inlet submergence and NPSH must be consi dered.
INSTALLATION (continued) PAGE 5 7. GROUTING When the alignment is correct, the unit should be gr outed usin g hig h-grade non-shrinki ng grout. The entire base should be filled with grout. Be sure to fill all gaps and voids. Allow the gro ut to fully cure before firml y tightening the foundation bolts.
P A G E 6 INSTALLATION (continued) FIGURE 3 COUPLING ALIGNM ENT FINAL COUPLING ALIGNMENT (continued) B. Check the angular alignme nt with a micrometer o r caliper. Measure from the outside of one flange to the outside of the other at intervals around the per iphery of the coupling.
INSTALLATION continued) P A G E 7 13. MECHANICAL SEALS CAUTION: DRY OPERATION OF THE PUMP MAY CAUSE DAMAGE TO THE MECHANICAL SEAL AND IMPELLER. Model 442 pumps can be supplie d with optional single face mecha nical shaft seals. Mechanical seals are installed and adjusted in the factory and requi re no further adjustments in the field.
P A G E 8 OPERATION Because variations exist in both the equipment used with these pumps and in the particular installation of the pump and driver, specific operatin g instructions are not within the scope of this manual. However, there ar e general rules and practices that apply to all pump installations and operation.
OPERATI ON (continued) PAGE 9 3. STARTING THE PUMP A. After the pump is primed, and with the discharge va lve closed and the suction va lve open, start the driver according to the driver manufacturer’s instruction s. B. Open the discharge valve slowly to prevent water hammer.
P A G E 1 0 MAINTENANCE 1. MAINTENANCE HISTORY DATE MAINT ENANCE PERFORMED PART S USED SYMBOL NUMBER(S).
MAINTENANCE (continued) PAGE 11 2. INSPE CTIONS AND PREVENTIVE MAINTENANCE REQUIREMENTS To assure satisfactory operation of the pump, daily in spections and perio dic maint enance are required. We suggest that an inspection and maintenance log be k ept and that the inspector i mmediately report any problems.
P A G E 1 2 MAINTENANCE (continued) 4. PACKING BOX CAUTION: DO NOT TIGHTEN THE GLAND TO STOP ALL LEAKAGE. LEA KAGE IS NECESSARY TO ENSURE THE COOLING, FLUSHING AND LUBRI CATION OF THE PACKING AND TO PREVENT SHAFT SLEEVE DAMAGE. The packing boxes on Aurora Pump s are packed at the fa ctory.
MAINTENANCE (continued) PAGE 13 5. PACKING REPLACEMENT (continued) PUM P M ODEL ( PUM P SIZE ) 5-442-18 6-442-15 6-442-18 8-442-15 PACKING BO X Sleeve O.D. 1-3/4 1-7/8 2-1/2 2-1/2 3 3 3-7/8 Pack ing Box I.D. 2-1/2 2-5/8 3-1/2 3-1/2 4 4 5-1/8 Pack ing Box Depth 2-13/16 3-1/4 4-1/8 4 4 1/8 4 1/8 5-9/16 PACKING SIZE 3/8 3/8 1/2 1/2 1/2 3/4 5/8 Qty.
P A G E 1 4 MAINTENANCE (continued) 6. PUMP DISASSEMBLY (continued) E. Remove the capscrews that secure the bearing ca rtridge covers (159) to the bearing ca rtridges and remove the cartridges from the rotating assembly.
MAINTENANCE (continued) P A G E 1 5 7. PUMP ASSEMBLY CAUTION: READ THIS ENTIRE PROCEDURE BEFORE CONTINUIN G. Following are step-by -ste p instructions for assembly of the pump and are essent ially the reverse order of the instructions for disassembly.
P A G E 1 6 MAINTENANCE (continued) 7. PUMP ASSEMBL Y (continued) CAUTION: THIS PUMP MAY BE SUPPLIED IN SEVERAL DIFFERENT CONFIGURATI ONS. EACH USES DIFFERENT BEARING COVER S AND HOUSINGS WITH DIFFE RENT DRAWING REFERENCE NUMBERS.
MAINTENANCE (continued) PAGE 17 7. PUMP ASSEMBLY (continued) CAUTION: BE SURE BEARI NG HOUSING/CASING MATING SURF ACES ARE CLEAN AND FREE FROM BURRS, AS THIS WILL AFFECT THE ALIGNMENT OF THE ROTOR/CAS ING. L. Attach the bearing cartridges to the lower casin g using the appropriate do wel pins (158B).
P A G E 1 8 REPAIR PARTS ORDERING PARTS There are a variety of options available for this pump. When ordering part s, give the pump serial number, size and figure number and a complete description and item num ber of each part. Refer to the drawin gs and parts list in the back of this manual.
N O T E S P A G E 1 9.
P A G E 2 0 N O T E S.
N O T E S PAGE 21.
PAGE 22 SECTIONAL DRAWING Figure 6 STANDARD CONSTRUCTION.
S E C T I O N A L D R A W I N G S P A G E 2 3 Figure 7 REF. NO. DESCRIPTION REF. NO. DESCRIPTION 1 IMPELLER 118 CLOSURE 2 CASING, LOWER HALF 126 WATER SLINGER 3 CASING, UPPER HALF 157 GASKET, CASI NG 4 SHAFT 158A GREASE SE AL 6 BEARING HOUSIN G A158 BEARING CART.
An important point after buying a device Aurora of America 442 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Aurora of America 442 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Aurora of America 442 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Aurora of America 442 you will learn all the available features of the product, as well as information on its operation. The information that you get Aurora of America 442 will certainly help you make a decision on the purchase.
If you already are a holder of Aurora of America 442, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Aurora of America 442.
However, one of the most important roles played by the user manual is to help in solving problems with Aurora of America 442. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Aurora of America 442 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
