Instruction/ maintenance manual of the product 855 Viking
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TECHNICAL SER VICE MANUAL VIKING PUMP , INC. • A Unit of IDEX Corporation • Cedar Falls, IA 50613 USA SECTION TSM P AGE ISSUE Introduction ................................................................... 1 Special Information ..................
SECTION TSM 685.2 ISSUE C P AGE 2 OF 16 BEFORE opening any liquid chamber (pumping chamber , reservoir, relief valve adjusting cap fitting, etc.) be sure that : ● Any pressure in the chamber has been completely vented through the suction or discharge lines or other appropriate openings or connections.
SECTION TSM 685.2 ISSUE C P AGE 3 OF 16 FIGURE 3 RELIEF V AL VE POSITION SPECIAL INFORMA TION ROT A TION : Viking Mag Drive® pumps are designed to run in either direction.
GAUGE PORT BOSS STORAGE: If the pump and coupling are to be stored, drain the pump and pour non-detergent SAE 30-weight oil into the pump port. Apply grease to the pump or the coupling shaft extension, if present or accessible. Viking suggests rotating the pump shaft every 30 days to circulate the oil in the pump.
SECTION TSM 685.2 ISSUE C P AGE 5 OF 16 EXPLODED VIEW – SIZES AS, AK, AL, KE & KKE MAG-DRIVE PUMPS FIGURE 6 ITEM NAME OF P ART ITEM NAME OF P ART ITEM NAME OF P ART 1 Locknut 37 Idler 53 Locatin.
SECTION TSM 685.2 ISSUE C P AGE 6 OF 16 MAGNETIC COUPLING OPTIONS Pump Size Magnetic Coupling Sizes AS B, C AK B, C AL B, C KE C KKE C COUPLING TORQUE AND SIZE OPTIONS T ABLE 3 TORQUE RA TINGS AND DRI.
SECTION TSM 685.2 ISSUE C P AGE 7 OF 16 6. Remove the idler and bushing assembly . If the idler bushing needs to be replaced, see “ INST ALLA TION OF BUSHINGS” on page 10. If further disassembly is required, the pump must be separated from coupling.
SECTION TSM 685.2 ISSUE C P AGE 8 OF 16 Buttonhead Screws Locknut Inner Magnet Set Collar Canister Bushing Canister O-ring Button Head Screws Canister and Casing Drain Holes DISASSEMBL Y OF COUPLING FIGURE 9 PUMP , INNER MAGNET AND CANISTER ASSEMBL Y Series MD2-B and MD2-C, All Sizes 1.
SECTION TSM 685.2 ISSUE C P AGE 9 OF 16 DISASSEMBL Y / ASSEMBL Y OF BEARING CARRIER DISASSEMBL Y The bearing carrier for an MD2 B coupling features two sealed ball bearings along with the outer magnet assembly . If further disassembly of this unit is required, reference Figure 7 on page 6 and Figure 13 then proceed as follows: 1.
SECTION TSM 685.2 ISSUE C P AGE 10 OF 16 INST ALLA TION OF BUSHINGS CARBON GRAPHITE The canister bushing (see Figure 9 on page 8) requires a special fixture for proper assembly so the bushing is only sold as part of the canister assembly .
SECTION TSM 685.2 ISSUE C P AGE 11 OF 16 Do not attempt to reuse a PTFE (derivative) encapsulated O-ring if it has been removed. Immerse a new O-ring in boiling water for a few minutes. Remove it from the water and stretch out the O-ring so it will fit onto the casing hub without forcing it over a sharp edge.
SECTION TSM 685.2 ISSUE C P AGE 12 OF 16 Series MD2-B and MD2-C, All Sizes DANGER ! Follow these directions exactly to avoid injury to self or damage to the pumping unit. Be care- ful to keep the inner and outer magnets at least (1) foot apart until step 4.
SECTION TSM 685.2 ISSUE C P AGE 13 OF 16 ADJUSTING END CLEARANCE T able 7-A provides standard operating end clearance for this pump. Use either of the following procedures to properly adjust the end clearance when replacing shims or reassembling the pump.
SECTION TSM 685.2 ISSUE C P AGE 14 OF 16 FIGURE 22 V AL VE – AS, AK, AL, KE AND KKE SIZES V AL VE - LIST OF P ARTS 1. V alve Cap 6. V alve Body 2. Adjusting Screw 7. V alve Spring 3. Lock Nut 8. Poppet 4. Spring Guide 9. Cap Gasket 5. Bonnet DISASSEMBL Y – RELIEF V AL VE Mark the valve and head before disassembly to insure proper reassembly .
SECTION TSM 685.2 ISSUE C P AGE 15 OF 16 TROUBLESHOOTING Some of the following may help pinpoint the problem: Pump does not pump: • Pump has lost its prime from air leak or low level in tank. • Suction lift is too high. • Pump is rotating in the wrong direction.
TECHNICAL SER VICE MANUAL VIKING PUMP , INC. • A Unit of IDEX Corporation • Cedar Falls, IA 50613 USA © 5/2007 Viking Pump Inc. All rights reserved SECTION TSM P AGE ISSUE W ARRANTY Viking warran.
An important point after buying a device Viking 855 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Viking 855 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 Viking 855 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Viking 855 you will learn all the available features of the product, as well as information on its operation. The information that you get Viking 855 will certainly help you make a decision on the purchase.
If you already are a holder of Viking 855, 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 Viking 855.
However, one of the most important roles played by the user manual is to help in solving problems with Viking 855. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Viking 855 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
