NOTE: Excessive roller chain tightness will shorten the life of the bearings. Chain(s) should have movement of 0.18 in./4mm free play back and forth at center point between front drive sprocket and rear tine assembly sprocket. ENGINE MAINTENANCE (Refer to engine manufacturer's owners manual) Check engine and gear reduction case oil level with engine resting in a level position. Inspect air filter element and replace if necessary. AERATOR STORAGE WARNING SAFETY WARNING: TO PREVENT POSSIBLE EXPLOS

000252 & UP) PARTS LIST KEY PART NO. SHEET DESCRIPTION 38 500115 2 WASHER, 5/16" LOCK 1 400073 1 FRAME, MAIN 39 500101 2 NUT, 5/16" 2 100086 1 DRUM, WATER 40 300049 2 PLATE, CHAIN TIGHTENING 3 500015 3 1/4" X 3/4" BOLT W/ LOCK WASHER & NUT 41 100013 2 BEARING W/ COLLAR, 3/4" PILLOW BLOCK 4 500011 6 KEY, 3/16" X 1" SQUARE 42 500010 4 5/16" X 1-3/4" BOLT W/ (2) FLAT WASHERS, LOCK WASHER & NUT 5 200012 1 SHAFT, KEYED 43 100041 1 9" PULLEY W/ 3/4" HUB & 3/16" SQ. KEY 6 500054 2 WASHER, (3) 3/4" FLAT

SHEET DESCRIPTION 26 500008 1 3/8" X 2" BOLT W/ LOCK WASHER & NUT 27 500099 2 3/8" X 1-1/4" BOLT W/ FLAT WASHER, LOCK WASHER & NUT 28 500098 3 3/8" X 3-1/2" BOLT W/ (2) FLAT WASHERS, LOCK WASHER & (2) NUTS 29 300037 1 PLATE, ADJUSTER 30 500005 4 5/16" X 1-1/2" BOLT W/ LOCK WASHER & NUT (NOT SHOWN) 31 300009 1 WEIGHT STOP 32 _ 300071 1 PLATE, HANDLE BRACE GUSSET 33 500051 6 3/8" X 1 " BOLT W/ LOCK NUT 34 100037 1 ENGINE W/ EXHAUST DEFLECTOR, 4HP HONDA 35 400115 1 BRACE, HANDLE 36 500114 2 5/16" X

SHEET DESCRIPTION KEY PART NO. SHEET DESCRIPTION 1 100035 1 THROTTLE CABLE CONNECTING SPRING 11 400018 1 MAIN HANDLE 2 400088 1 THROTTLE ARM 12 500043 6 3/8" x 1" BOLT 3 500134 2 3/8" x 1-1/4" BOLT 13 300054 1 HANDLE BRACE 4 400082 1 CONTROL HANDLE, (L.H.) 14 100020 2 PLASTIC TIE 5 100007 2 RUBBER GRIP 15 400017 1 LOWERING HANDLE 6 400091 1 CONTROL HANDLE, (R.H.) 16 500170 2 3/8" x 3-1/2" BOLT 7 500041 9 3/8" LOCK NUT 17 500042 4 3/8" FLAT WASHER 8 500130 6 3/8" LOCK WASHER 18 200020 2 CLUTCH CA

REAR AXLE SUPPORT 40 100073 1 LUBRICATION TAG (NOT SHOWN) 18 500071 2 1/4" x 5/8" FINE BOLT 41 100074 2 DECAL, "CLASSEN" (NOT SHOWN) 19 500137 6 1/4" LOCK WASHER 42 100096 1 DECAL, "ALL GUARDS" (NOT SHOWN) 20 500164 4 1/4" FENDER WASHER 43 300079 2 WHEEL PIVOT FLAT 21 500029 4 1/4" x 3/4" BOLT 44 500083 2 5/16" FLAT WASHER 22 500136 4 1/4" NUT 45 500078 2 "E" RING 23 100250 2 SPRING 6 Parts Power Train and Tine Rotor Assembly CA-18 COMPACT AERATOR KEY 1 1 2 3 4 5 6 7 8 9 10 11 500159 1 3/8" x 2-

2.Make sure the rear tires are in the down position (tines not touching ground). Slowly pull back on control handle(s). (See Fig. 1.) Control Handle (Left Side) Lowering Handle Fig. 1 3. Move Aerator to the work area. (See “Transporting Aerator” section.) 4. Upon reaching the work area, release control handle(s) and push down on lowering handle (see Fig. 1) putting tines in the turf. 5. Pull back slowly on the control handle(s) to begin aerating. 6. For maximum tine penetration into turf, apply

3. Weight bar installed. 4. Gas lever on engine turned on. 5. All lubrication points greased. 6. 6:1 gearbox oil level. 7. Engine oil level. 8. Air cleaner. 9. Touch up scratches. 10. Chain(s) tight. 11. Lowering handle working properly. 12. Control handle(s) working to tighten V-belt(s). 13. Add fuel, start engine, test run. DATE SET UP __________/__________/__________ DELIVERY CHECK LIST Review the operators manual with the customer. 1. Classen Mfg., Inc. warranty. 2. Safe operation and servic

Box 38 Southampton, PA 18966 U.S.A. TABLE OF CONTENTS INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Thank You. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Read This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Warranty. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Measurements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Serial Numbers. . . . . . . . .