HOW TO USE THIS MANUAL Robin engines are identifi ed by MODEL, SPECIFICATION, and CODE NUMBER. For each model there may be many different versions called specifi cations. Each specifi cation will be unique in some way. The difference may only be the paint color or it may have a different type of PTO or some other signifi...
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MANUAL LAYOUT 1. SECTION NAME Parts are broadly classifi ed according to their functions. Refer to the Group Index (table of contents) for respective section name. 2. FIG. No. The FIG. number indexes the reference and part numbers to the illustration. Figure numbers that vary only in the tens place (i.e..: 700 and 710) are in a group of the same section 3.
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Group Name CRANKCASE GROUP ... 6 CRANKSHAFT GROUP ... 8 INTAKE and EXHAUST GROUP ... 10 GOVERNOR GROUP ... 18 COOLING and STARTING GROUP ... 22 FUEL, LUBRICANT GROUP ... 26 CARBURETOR GROUP ... 28 ELECTRIC DEVICE GROUP ... 32 ACCESSORY GROUP ...
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SECTION 2 CRANKSHAFT GROUP REF. PART NO. DESCRIPTION 277-20901-51 CRANKSHAFT CP 018-01400-20 FLANGE NUT 032-30300-10 WOODRUFF KEY 206-26001-13 277-22501-10 CONNECTNG ROD AY 277-22502-10 CONNECTNG ROD AY 277-23001-03 CONNECTING ROD BOLT 277-23301-13 PISTON PIN 277-23401-J3 PISTON 277-23403-J3 PISTON 277-23404-J3 PISTON 277-23511-37 PISTON RING SET 277-23512-17 PISTON RING SET...
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SECTION 3 INTAKE and EXHAUST GROUP - New Style FIG. 300 240 230 EX170D50042 - 10 - 11-06...
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SECTION 3 INTAKE and EXHAUST GROUP - New Style REF. PART NO. DESCRIPTION 277-31601-31 CAMSHAFT 277-35101-03 PIN, camshaft 024-00600-10 O RING 277-38601-03 PIN, spring 277-36401-03 RELEASE LEVER 277-36501-03 CLIP 277-38702-03 RETURN SPRING 279-33601-03 VALVE SPRING 269-33701-03 SPRING RETAINER 277-33401-H3 INTAKE VALVE 277-33501-H3 EXHAUST VALVE 132-10KA0-31...
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SECTION 3 INTAKE and EXHAUST GROUP REF. PART NO. DESCRIPTION 277-32613-20 AIR CLEANER AY 277-32613-10 AIR CLEANER AY -200 277-32630-18 BASE CP -210 277-32610-08 PACKING -220 277-32604-08 PACKING -250 277-32641-08 COVER CP -260 277-32609-08 LABEL -270 277-32741-08 WING NUT 277-32741-18 WING NUT -272 277-32607-08...
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SECTION 4 GOVERNOR GROUP - New Style FIG. 400 EX170D50042 - 14 - 11-06...
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SECTION 4 GOVERNOR GROUP - New Style REF. PART NO. DESCRIPTION 277-42301-23 GOVERNOR LEVER 277-42201-33 GOVERNOR SHAFT 277-42701-11 GOVERNOR ROD CP 277-42801-23 ROD SPRING 003-13050-00 CLIP 013-00602-40 BOLT and WASHER 018-60600-20 277-42510-13 GOVERNOR SPRING 277-43303-01 SPEED CONTROL LEVER 277-43701-01 LINK ROD 277-43502-03 STOP PLATE 277-44501-03...
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SECTION 5 COOLING and STARTING GROUP FIG. 500 EX170D50042 - 16 - 11-06...
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SECTION 5 COOLING and STARTING GROUP REF. PART NO. DESCRIPTION 277-51202-01 BOWER HOUSING 073-20054-70 LABEL, trademark 011-00600-30 FLANGE BOLT 277-52711-21 BAFFLE 1, case 277-52702-03 BAFFLE 2, head 001-04061-60 FLANGE BOLT 011-00600-20 FLANGE BOLT 269-50201-30 RECOIL STARTER AY 270-50115-08 SPIRAL SPRING 269-50120-08 REEL 282-50111-18...
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SECTION 5 COOLING and STARTING GROUP FIG. 510 EX170D50042 - 18 - 11-06...
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SECTION 5 COOLING and STARTING GROUP REF. PART NO. DESCRIPTION QTY. REMARKS FROM-TO FIG. EX170D50042 - 19 - 11-06...