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2. Connect wire to spark plug. 3. Clean, adjust gap or replace. Loss of power; operation erratic 1. Spark plug wire loose. 2. Unit running on CHOKE. 3. Blocked fuel line (if so equipped) or stale fuel. 4. Water or dirt in fuel system. 5. Carburetor out of adjustment. 6. Dirty air cleaner. 1. Connect and tighten spark plug wire. 2. Move choke lever to OFF position. 3. Clean fuel line; fill tank with clean fresh gasoline. 4. Disconnect fuel line at carburetor to drain fuel tank. Refill with fresh fuel. 5. Adjust carburetor.! 6. Service air cleaner.t Engine overheats 1. Carburetor not adjusted properly. 2. Engine oil level low. 1. Adjust carburetor.f 2. Fill crankcase with proper oil. Too much vibration Loose parts or damaged crankshaft. Stop engine immediately and disconnect spark plug wire. Tighten all bolts and nuts. Make all necessary repairs. If vibration continues, have unit serviced by an authorized service dealer. Unit does not discharge 1. Directional discharge clogged. 2. Foreign object lodged in air vane plate assembly. 3. Belt worn and/or stretched. 1. Stop engine immediately and disconnect spark plug wire. Clean directional discharge. 2. Stop engine immediately and disconnect spark plug wire. Remove lodged object. 3. Replace belt. See maintenance section of this manual. fRefer to the engine manual packed with your unit. NOTE: For repairs beyond the minor adjustments listed above, please contact your nearest authorized service dealer. 9 I Models 675, 685 and 689 NOTE This instruction manual covers various models, and all specifications shown do not necessarily apply to your model. Specifications subject to change without notice or obligation. NOTE: The engine is not under warranty by the vacuum manufacturer. . .If repairs or service is needed on the engine, please contact your nearest authorized engine service outlet. Check the “Yellow Pages” of your telephone book under “Engines-Gasoline.” Find It Fast In The Yellow Pages 5 ¿Tt? Pi'ù7>rpo iA S-MetT foil. ¿pAtok Assy 10 Models 675, 685 and 689 PARTS LIST FOR MODELS 675, 685, 689, 241677 and 241687 POWER VACUUMS REF. NO. PART NO. CODE DESCRIPTION REF. NO. PART NO. CODE DESCRIPTION 1 05778 Clutch Grip Ass’y-t 43 — Engine 2 711-0679 Clevis Pin .375" Dia. x 1,88"t 46 748-0201 Spacer .63" I.D. x .88" O.D. x 3 747-0154 Clutch Rod 32" Lg.t 56" Lg.t 4 749-0787 Handle Brace (Painted) 47 14530 638 Side Plate 749-0482 Handle Brace (Chrome) 48 715-0247 Spring Pin Spiral 3/16" Dia. x 5 — Part of Engine 1" Lg.t 6 710-0892 Hex Wash. Hd. AB-Тар Scr. 1/4" x .62" Lg.f 49 50 748-0288 710-0170 Drive Piniont Hex Locking Bolt 5/16-24 x 7 14558 Belt Guardt .62" Lg. 8 714-0114 Square Key 1/4" x 2" Lg. 51 736-0159 FI-Wash. .34" I.D. x .87" O.D. 9 14536A 14557A Air Vane Plate Ass’y. (675 and 677)f Air Vane Plate Ass’y- w/Pulley 53 734-1035 734-1184 Wheel Ass’y. Comp. 12" x 3" (Incl. Ball Bearings) Wheel Ass’y. Comp. 10.5" x 4" 10 710-0442 Hex Bolt 5/16-18x1.5" Lg.* (677 Only) 11 754-0219 “V”-Beltt 741-0313 Bearings (677 Only) 12 736-0119 L-Wash. 5/16" I.D.* 54 750-0194 Spacer .63" I.D. x 1.0" O.D. x 13 712-0267 Hex Nut 5/16-18 Thd.* .94" Lg. (675, 685, 687) 14 16454 638 Engine Mounting Frame Ass’y. 748-0192 Spacer .63" I.D. x .878" O.D. 15 714-0115 Cotter Pin 1/8" Dia. x1" Lg.* x .79" Lg. (677) 16 736-0187 FI-Wash. .63“ I.D. x 1.25" O.D. 55 710-0118 Hex Bolt 5/16-18 x .75" Lg.* 17 736-0921 L-Wash. 1/2" I.D.* 57 747-0542 Height Adjustment Crank 18 712-0206 Hex Nut 1/2-13 Thd.* 58 736-0117 FI-Wash. .385" I.D. x .62" O.D. 19 712-0107 Hex Cent. L-Nut 1/4-20 Thd. 59 720-0171 Crank Knob 20 732-0411 Extension Spring .78" O.D. x ■75" Lg.f 61 62 710-0136 764-0162A Hex Bolt 1/4-20 x 1.75" Lg. Vacuum Bag—Felt 21 734-1036 Swivel Caster Wheel 5" Dia. x 1.25" 63 64 1539-019 749-0785 Push Speed Nut .25" Dia. Stud Lower Handle (Painted) 22 732-0409 Extension Spring .38" O.D. x 749-0481 Lower Handle (Chrome) 7.50" Lg.t Snap “E”-Ring .50" Dia. Shaftt “V”-Pulley 5/8" x 6.50" O.D.f 66 726-0100 Push Nut 3/8" Dia. 23 716-0104 67 711-0737 Stud Pin .250" Dia. x 1.75" 24 756-0367 69 714-0145 Internal Cotter Pin 3/8" Dia. 25 748-0142 Flange Bearing .502" I.D.t 70 749-0786 Upper Handle (Painted) 26 14570 Gear Box Mounting Brackett 749-0480 Upper Handle (Chrome) 27 732-0376 Extension Spring .75" O.D. x 3.28" Lg.f 71 72 738-0185 715-0249 Rear Axle Spring Roll Pin 5/32" Dia. x 28 14565 Clutch Bracket Ass’y. t 1.12t 29 714-0229 #2 Woodruff Key 3/32" Dia. x .81" Lg.t 73 750-0142 Spacer .82" I.D. x 1.0" O.D. x .305 Lg.t 30 748-0227A N Hex Flange Bearing Bronze .625" I.D.f 74 75 736-0175 710-0352 L-Wash. .265" I.D.t Hex Self-Tap Scr. 1/4" x 3/8" 31 738-0516 Pinion Shaft .50" Dia. x 5"t Lg.t 32 717-0493 Gear Box Ass’y. Comp.t 76 14556 R.H. Pinion Guardt 33 16273 Caster Arm Ass’y. 14555 L.H. Pinion Guard (Not Shown) 34 08348 Drive Shaft...

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