Wisconsin Robin Engine Service Manual
Engine Model Documents and Manuals Repair Specifications Standard Cyclinder Bore 3.0005 - 2.9995 Piston Skirt to Bore Clearance.003 -.0035 Cam Ground.0045 -.005 Split Skirt Crankpin Diameter 1.126 - 1.255 Connecting Rod to Crankpin Clearance.0007 -.002.0011 -.003 Shell Bearing to Crankpin Clearance (Vertical) Valve Tappet Clearance - Cold/Inlet.008 Valve Tappet Clearance - Cold/Exhaust.016 Bolt Torque Specifications(FT. LBS.) Connecting Rod 20 Cylinder Block/Center Main to C.Case None Cylinder Head 32 Engine Base 9 Gear Cover None Manifold 9 Main Bearing Plate 22 Spark Plug 30 Flywheel 80 Rope Sheave None Additional Specifications(FT. LBS.) Crankcase Old Capacity 3 PTS Running Spark Advance 20 Degrees Maximum Engine Operating R.P.M. 3600 Emission Certified False Maintenance Specs 1.
Every 4 to 8 hours check air cleaner and clean or replace. Every 8 hours check crankcase oil level. Every 50 drain crankcase and refill with fresh oil. For gasoline engines use only regular grade gasoline(87 Octane Min.) Crankcase, Crankshaft and Main Bearing Common Specs 1. Cylinders Worn.005' or more over Standard Size, Rebore, Hone and Fit with Oversize Piston and Rings. Harley 2007 xl1200n manual.
Wisconsin Robin
Robin Engine Service Manual
Crankshaft End Play:.002 to.005' (Cold), (W2-1230, W2-1235, W2-1250,.005 to.012) 3. W2-1230, W2-1235 & W2-1250 Main Bearing Clearance:.002 to.005'-Connecting Rod Side Clearnance.009 -.018' - Piston Ring End Gap.010 to.020. W4-1770 3rd Bearing Housing to Crankcase Torque 40-45 Foot Pounds. Piston Common Specs 1. Piston Pin to Piston:.0000 to.0008' Tight(W2-1230, W2-1235 & W2-1250 =.0005 TO.0008 Loose) 2. Piston Pin to Connecting Rod:.0005 to.001' (ACN, BKN, S7D, H8D, TR10D, TRA12D =.0002 TO.0008)(W2-1230, W2-1235 & W2-1250 =.0006 TO.0015 Tight) Ignition Common Specs 1. Spark Advance Check for Distributor/Ignition Timers: Engine must be running at 2000 RPM or above.
Breaker Point Gap: Distributor =.020', Magneto =.015'. Timing for Models S7D, HS7D, S8D, S10D, S12D, S14D, TR10D AND TRA10D is set by adjusting breaker point gap, preferrably with a continuity light or ohmmeter. For correct procedure see 'TIMING' section in repair manuals 4. Breakerless Ignition (not adjustable): standard on TRA12D, optional on S10D, S12D & S14D. Spark Plug Gap =.030'. Valves Common Specs 1. Valve Face and Valve Seat Angle: 45 Degrees 2.
Valve stem to guide clearance:.003 to.005' for all models except: ACN-BKN, V460D, V461D, V465D, VR4D=.002 TO.004'. Exhaust only - S7D, HS7D, S8D, HS8D, TR10D, TRA10D, TRA12D =.002 TO.004' (W2-1230 =.003 to.005') Inlet Only - S7D, HS7D, S8D, HS8D, S10D, S12D, S14D, TR10D, TRA10D, TRA12D, W2-1230 =.001 to.003' 3. When Clearance Becomes.002' Over Hight limit, Replace guides.