Related Manuals for Aimco URW Series
Summary of Contents for Aimco URW Series
- Page 1 URW Series URW-6, 8, 9, 10 & 12 Series Repair Manual PO Box 16460, Portland, OR 97292-0460 503-254-6600 Fax 503-255-2615 ...
- Page 2 Contents Page Number 1. Tools Needed for Repair 2. Disassembly and Reassembly of the Cam Casing 3. Disassembly and Reassembly of the Gear Section 4. Disassembly and Reassembly of the Air Motor Section 10-14 5. Recommended Maintenance...
- Page 3 Tools Needed for Repair 1. One Set of T-Handle Metric Allen Wrenches 2. Flat-Bladed Screwdrivers 3. Brass Hammer 4. Dead Blow Hammer 5. 10 oz. Ball Peen Hammer 6. One Set of Pin Punches 7. One Set of O-Ring Picks 8.
- Page 4 Disassembly and Reassembly of the Cam Casing Disassembly 1. Remove the Rod Guide Bolts and Rod Guide Nuts. 2. Remove the Rod Guides, Ratchet, Checker, Springs, and Rod Plate Spring. 3. Remove the Cam Casing from the tool (left-hand thread). On the URW-6, you must loosen the Gear Casing Lock Nut first and then remove the Connector, Cam, •...
- Page 5 Disassembly and Reassembly of the Cam Casing (cont.) Adjusting the Cam Casing Assembly For all Tools Except the URW-6: 1. While running the tool, reinstall the Cam Casing to the Gear Casing. 2. Watch the Ratchet as the Cam Casing turns down onto the Gear Casing. When the Ratchet starts to turn, mark its position and continue to allow the Cam Casing to turn down onto the Gear Casing until the Ratchet stops or the Cam Casing bottoms out.
- Page 6 Disassembly and Reassembly of the Cam Casing (cont.) URW - Cam Casing Part Part Description Description Number Number Checker Cam Roller Ratchet Spacer (URW-8N only) Snap Ring Rod Guide Nut Spring Spring Rod Guide Left Cam Roller Push Pin Round Head Screw Cam Casing Rod Plate Spring Grease Cup...
- Page 7 Disassembly and Reassembly of the Gear Casing Disassembly 1. Remove the Cam Casing (left-hand thread). 2. On the URW-6 Only: Remove the Connector from the Cam Casing. Remove the Cam, Bearing, Spacer, Thrust Washers, and Thrust Bearing. b. Remove the Gear Casing, Gear Cage, Roller Pins, Planet Gears, Needle Roller Bearings, and Bearing. Remove the Allen Head Dog Point Screw from the side of the Gear Casing.
- Page 8 Disassembly and Reassembly of the Gear Casing (cont.) Reassembly 1. Grease all Bearings, Gears, and Internal Gears. 2. For the URW-6 Only: a. Install the Bearing, Internal Gear, and Allen Head Dog Point Screw into the Gear Casing. b. Install the Needle Roller Bearing into the Planet Gears and both Planet Gears into the Gear Cage. Put the Roller Pins into the Gear Cage and through the Planet Gears.
- Page 9 Disassembly and Reassembly of the Gear Casing (cont.) URW-6 - Gear Casing Part Part Description Description Number Number Planet Gear Bearing Spacer Thrust Washer Thrust Bearing Connector Adjusting Spacer Cam Casing Lock Nut Gear Casing Grease Cup Bearing Set Screw Internal Gear Spacer Gear Cage...
- Page 10 Disassembly and Reassembly of the Gear Casing (cont.) URW - Gear Casing Part Part Description Description Number Number Bearing Planet Gear Spacer Roller Pin Thrust Bearing Bushing Set Screw Gear Cage Gear Casing Bearing Internal Gear - 8 - October 2006...
- Page 11 Disassembly and Reassembly of the Air Motor Disassembly 1. For the URW-6: a. Remove the Gear Casing from the Handle Casing. b. Remove the Air Motor from the Handle Casing. Note: Applying heat to the Handle may help in removing the Air Motor. c.
- Page 12 Disassembly and Reassembly of the Air Motor (cont.) 4. Air Motor Plates: Inspect Plates for grooving. Light marks can be lapped out using a figure-eight motion with 220 grit sandpaper on a Lap Plate. If heavy grooving is noted, replace. 5.
- Page 13 Disassembly and Reassembly of the Air Motor (cont.) d. Install the Front Plate onto the Rotor aligning the Roll Pin in the Cylinder and press the Front Bearing over the Rotor and into the Front Plate. Note: The Cylinder should be tight between the Front and Rear Plate and the Rotor should turn freely e.
- Page 14 Disassembly and Reassembly of the Air Motor (cont.) URW - Air Motor Part Part Description Description Number Number Bearing Rear Plate Spacer (URW-8 & 9) Front Plate Blade Cylinder Rotor Roll Pin O-Ring (URW-8 & 9) Rear Plate Snap Ring (URW-8 & 9) Bearing - 12 - October 2006...
- Page 15 Recommended Maintenance The tools should be thoroughly cleaned and inspected every three months. Always use genuine Uryu parts. Lubrication Use a light spindle oil for the air motor like Mobile Spindle Oil No. 1, Shell Spindle Oil 60, and/or equivalent. Use a high-quality grease for the Gearing, Cam, and Racheting sections like Shell Alvania No.
- Page 16 Corporate Headquarters AIMCO Corporation de Mexico SA DE CV 10000 SE Pine Street Ave. Cristobal Colon 14529 Portland, OR 97216 Chihuahua, Chihuahua. 31125 800-852-1368 Mexico FAX 800-582-9015 Phone: (01-614) 380-1010 www.aimco-global.com Fax: (01-614) 380-1019 LIT-MAN480 Rev. 07/2020 Printed in USA...
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