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5. Installation/ Putting into Operation 5.5 Valve Casing The torque tension on the valve casing 5.1 Shaft protector nuts (49A) is to be checked after When the pump is in operation, the driven shaft side approximately 200 operating hours. and coupling by a shaft guard and the plunger room Please see the section ‘Maintenance by cover (30). and Servicing’ concerning the torque Do not step onto the protective plate (30) nor put values. heavy objects on it. The pump must be at zero pressure when checking 5.2 Direction of pump rotation the torque tension. An arrow on the pump crankcase indicates the recommended direction of rotation for the drive shaft. 6. Operation The indicated direction ensures that oil is correctly When starting up for work, the pump must run fi rst distributed on and into the crosshead guides via at zero pressure for approximately 1 minute. optimal connecting rod motion thus providing best possible lubrication particularly with regard to The pump and cooling system must be continuous operation.
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Pull plunger pipe out of seal assembly and check for studs (50A). any damage. Tighten hexagon nuts evenly and crosswise to the Pull out spiral rings (42), guide rings (41) and support required torque. rings (40) and check for any damage. The torque tension on the screws (49A) must be checked after 8-10 operating Be careful not to damage seal sleeve (39) hours; the pump must be at zero and guide ring (41). pressure. Check the inner diameter of the guide ring Thereafter the tension is to be checked for wear and if necessary replace together every 200 operating hours. with spiral ring (42) and support ring (40). If required, supplementary assembly instructions Clean all parts. New parts should be lightly coated with can be requested from the manufacturer Giant silicon grease before installation. Industries. Insert the seal unit (40, 41, 42, 43) into the sleeve. Push the ceramic plunger carefully through the seals from the crankcase side. If necessary, the seals can be held tightly using a suitable pipe support held on the other side of the seal sleeve.
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GP8076 PUMP DIMENSIONS - (mm) GIANT INDUSTRIES LIMITED WARRANTY Giant Industries, Inc. pumps and accessories are warranted by the manufacturer to be free from defects in workmanship and material as follows: 1. Five (5) years from the date of shipment for all pumps used in portable pressure washers with NON-SALINE, clean water applications. 2. Two (2) years from the date of shipment for Giant pumps used in car wash applications. 3. One (1) year from the date of shipment for all other Giant industrial and consumer pumps. 4. Six (6) months from the date of shipment for all rebuilt pumps 5. Ninety (90) days from the date of shipment for all Giant accessories. This warranty is limited to repair or replacement of pumps and accessories of which the manufacturer’s evaluation shows were defective at the time of shipment by the manufacturer. The following items are NOT covered or will void the warranty: 1. Defects caused by negligence or fault of the buyer or third party. 2. Normal wear and tear to standard wear parts. 3. Use of repair parts other than those manufactured or authorized by Giant. 4. Improper use of the product as a component part. 5. Changes or modifi cations made by the customer or third party. 6. The operation of pumps and or accessories exceeding the specifi cations set forth in the Operations Manuals provided by Giant Industries, Inc.
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