Make sure that all parts on the pressure side of the unit are vented and refilled, with pressure Oil: Use 33.8 fl. ounces (1.0 liters) of Giant’s at zero, before starting the pump. part number 01154 or ISO VG 220 GL4 (e.g.
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MP SERIES - PUMP SPECIFICATIONS U.S. Measurements Max. Max. Pres- Max. Power Max. Plunger NPSH Re- Flow sure Speed Required Temperature Diameter quired Model °F Ft-Head MP4120 3625 1450 23.1 0.787 24.6 MP4124 12.8 2610 1450 0.945 27.9 MP4135 13.5...
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MP SERIES PARTS LIST AND REPAIR KITS ITEM PART # DESCRIPTION QTY. ITEM PART# DESCRIPTION QTY. 06100 Crankcase 07322 V-Sleeve (MP4120) 13000 Oil Filler Cap Assembly 06083 V-Sleeve (MP4124) 07243 Cover, Crankcase 07272 V-Sleeve (MP4126/MP4130) 07244 O-Ring, Crankcase Cover 05687...
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MP SERIES PARTS LIST AND REPAIR KITS Valve Repair Kits Plunger Packing Kits MP4120 # 09044 MP4120 # 09802 Item Part # Description Item Part # Description 06064 Rear V-Sleeve 07332 O-Ring Tension Plug 07266 Rear O-Ring 07280 Valve Seat...
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REPAIR INSTRUCTION - MP SERIES To Check Valves Suction Valve: Remove plugs (42A). Take out spacer pipe (51) and suction valve adaptor (52). For MP4120 and MP4124 pumps, remove spacer ring (52A) as well. Push valve parts and as necessary spacer pipe (51) out of suction valve adaptor using a soft tool.
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A Returned Goods Authorization (R.G.A.) number and completed warranty evaluation form is required prior to the return to Giant Industries of all prod- ucts under warranty consideration. Call (419)-531-4600 or fax (419)-531-6836 to obtain an R.G.A.