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...
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 (i.e..:Electrical Device Group).
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GROUP INDEX Group Name Page CRANKCASE GROUP ................6 CRANKSHAFT GROUP ................8 INTAKE and EXHAUST GROUP .............. 10 GOVERNOR GROUP ................14 COOLING and STARTING GROUP ............16 FUEL, LUBRICANT GROUP ..............20 ELECTRIC DEVICE GROUP ..............22 INDEX OF DESCRIPTION SYMBOLS SYMBOL DESCRIPTION SYMBOL...
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SECTION 2 CRANKSHAFT GROUP REF. PART NO. DESCRIPTION QTY. REMARKS FROM-TO FIG. 291-21201-01 CRANKSHAFT SAE Taper 018-01800-10 FLANGE NUT 032-30300-10 WOODRUFF KEY 291-22501-00 CONNECTING ROD 279-23001-03 CONNECTING ROD BOLT 279-23301-13 PISTON PIN 291-23401-H3 PISTON 291-23501-07 PISTON RING SET 056-51800-10 CLIP EX30 - 9 - 03-05...
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SECTION 3 INTAKE and EXHAUST GROUP FIG. 300 EX30 - 10 - 03-05...
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SECTION 3 INTAKE and EXHAUST GROUP REF. PART NO. DESCRIPTION QTY. REMARKS FROM-TO FIG. 279-31602-11 CAMSHAFT 277-35101-03 PIN, camshaft 024-00600-10 O RING 277-38601-03 PIN, spring 279-36401-03 RELEASE LEVER 277-36501-03 CLIP 279-38701-13 RETURN SPRING 279-33601-03 VALVE SPRING 269-33701-03 SPRING RETAINER 279-33401-H3 INTAKE VALVE 279-33501-H3 EXHAUST VALVE...
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SECTION 3 INTAKE and EXHAUST GROUP FIG. 310 EX30 - 12 - 03-05...
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SECTION 3 INTAKE and EXHAUST GROUP REF. PART NO. DESCRIPTION QTY. REMARKS FROM-TO FIG. 279-32624-00 AIR CLEANER AY -200 279-32637-08 CLEANER BODY -220 279-32650-08 GASKET -250 279-32646-08 COVER -254 279-32683-08 CLIP 4 -260 073-20044-30 LABEL, choke 279-32612-08 ELEMENT EX30 - 13 - 03-05...
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SECTION 4 GOVERNOR GROUP REF. PART NO. DESCRIPTION QTY. REMARKS FROM-TO FIG. 279-42301-33 GOVERNOR LEVER 277-42201-33 GOVERNOR SHAFT 279-42701-11 GOVERNOR ROD 277-42801-23 ROD SPRING 003-13050-00 CLIP 013-00602-40 BOLT and WASHER AY 018-60600-20 279-42502-63 GOVERNOR SPRING 277-46501-11 SPEED CONTROL 004-31064-00 SCREW 002-17060-00 011-00600-20 FLANGE BOLT...
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SECTION 5 COOLING and STARTING GROUP FIG. 500 EX30 - 16 - 03-05...
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SECTION 5 COOLING and STARTING GROUP REF. PART NO. DESCRIPTION QTY. REMARKS FROM-TO FIG. 279-51203-01 BLOWER HOUSING 073-20054-70 LABEL, trademark 073-20051-81 LABEL, warning 011-00600-30 FLANGE BOLT 279-52711-11 BAFFLE 1, case 279-52702-13 BAFFLE 2, head 277-55001-11 DUCT, case 001-65081-20 BOLT 011-00600-20 FLANGE BOLT 011-00600-20 FLANGE BOLT...
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SECTION 5 COOLING and STARTING GROUP FIG. 510 EX30 - 18 - 03-05...
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SECTION 5 COOLING and STARTING GROUP REF. PART NO. DESCRIPTION QTY. REMARKS FROM-TO FIG. 279-50301-00 RECOIL STARTER AY 226-50716-08 SPIRAL SPRING 277-50121-08 REEL 279-50110-08 STARTER ROPE 226-50701-08 STARTER KNOB 281-50325-08 RATCHET 281-50330-08 FRICTION SPRING 281-50340-08 FRICTION PLATE 279-50148-08 STARTER PULLEY 281-50351-08 CENTER SCREW EX30...