
PARTS & SERVICEMANUALBig VacModels 72-000-AStarting Serial # 72088 Novmeber, 2002SMITHCO PRODUCT SUPPORT1-800-891-9435Hwy SS and Poplar Avenue, Ca
8ServiceSERVICE CHARTBefore servicing or making adjustments to the machine, stop engine, set park break, blockwheels and remove key from ignition.Foll
9ServiceEND USER'S SERVICE CHARTC=Check or Clean at specified intervalsR=Replace at specified intervals* Tire pressure: Machine Tires 18 psi (1.3
10ServiceADJUSTMENTSADJUSTMENT OF BELT TENSIONERThere are four maximum belt tensioners on the Big Vac. Twocontrol the tension on the belts on the blo
11ServiceADJUSTMENTSCASTOR WHEELSThe castor wheel height spacers are quick spacersmeaning they have a slot cut out of them. The castorfork shaft has t
12DiagramsHYDRAULIC DRAWINGHYDRAULIC SCHEMATIC
13DiagramsHYDRAULIC PARTS LISTREF# PART# DESCRIPTION QUANTITY1 72-079 Suction Hose 22 18-276 Tee Fitting 11/413 72-146 Filter 160-334 Filter Element (
14PartsBIG VAC MAIN DRAWING
15PartsBIG VAC MAIN PARTS LISTREF# PART# DESCRIPTION QUANTITY1 HCP-12-175 Clevis Pin 1/2 x 13/42HP-18-100 Cotter Pin 1/8 x 1 22 72-110 Hopper Chute 13
16PartsCONTROL PANEL DRAWING
17PartsCONTROL PANEL PARTS LISTREF# PART# DESCRIPTION QUANTITY1 72-120 Adjustment Leg 12 HB-38-16-250 Bolt 3/8 - 16 x 21/23HNTL-38-16 Lock Nut 3/8 - 1
Introduction Service Diagrams Parts Accessories ReferenceCONTENTSIntroduction ...1-10Introduction ...
18PartsOIL TANK DRAWING
19PartsOIL TANK PARTS LISTREF # PART # DESCRIPTION QUANTITY1† 72-185 Hydraulic Double Pump 172-185-01 Front Pump Seal Kit 172-185-02 Rear Pump Seal Ki
20PartsBLOWER HOUSING DRAWING
21PartsBLOWER HOUSING PARTS LISTREF# PART# DESCRIPTION QUANTITY1 HP-18-200 Cotter Pin 1/8 x 2 12 HNAT-114-12 Thick Axle Nut 11/4 - 12 13 72-083 Balan
22PartsVACUUM HOUSING, BELTS AND TENSIONER DRAWING
23PartsVACUUM HOUSING, BELTS AND TENSIONER PARTS LISTREF# PART# DESCRIPTION QUANTITY1 HP-18-100 Cotter Pin 1/8 x 1 12 HMB-12-14 Machine Bushing 1/2 x
24PartsHOPPER DRAWING
25PartsHOPPER PARTS LISTREF # PART # DESCRIPTION QUANTITY1 72-106 Left Hopper Side Frame 12 HB-14-20-250 Bolt ¼ -20 x 21/215HNFL-14-20 Flange Whiz Loc
26Parts72-151 HYDRAULIC VALVE DRAWING
27Parts72-151 HYDRAULIC VALVE PARTS LISTREF# PART# DESCRIPTION QUANTITY1* 33-066-27 Detent Housing 133-066-17 Detent Plunger 133-066-29 Spring 133-066
1IntroductionInformation needed when ordering replacement parts:1. Model Number of machine2. Serial Number of machine3. Name and Part Number of part4.
28Parts78-416 3-BANK HYDRAULIC VALVE DRAWING
29Parts78-416 3-BANK HYDRAULIC VALVE PARTS LISTREF# PART# DESCRIPTION QUANTITY1* 78-416-01 Body (complete with spacer and check valve) 12* 78-415-02 S
30Parts72-048 AXLE DRAWING72-055 PTO SHAFT DRAWING
31Parts72-048 AXLE PARTS LISTREF # PART # DESCRIPTION QUANTITY1 72-048 Axle (includes all items listed below except #10) 12 33-073 Hub Assembly (inclu
32Accessories72-001 COMBINATION SWEEPER - VERTICUT HEAD DRAWING
33Accessories72-001 COMBINATION SWEEPER - VERTICUT HEAD PARTS LISTREF# PART# DESCRIPTION QUANTITY1 72-090 Anti-Scalp Roller 12 HNTL-34-10 Top Lock Nut
34Accessories72-001 COMBINATION SWEEPER - VERTICUT HEAD DRAWING
35Accessories72-001 COMBINATION SWEEPER - VERTICUT HEAD PARTS LISTREF# PART# DESCRIPTION QUANTITY31 HMB-12-14 Machine Bushing 1/2 x 14GA 432 HSTP-14-2
36Accessories72-001 COMBINATION SWEEPER - VERTICUT REEL DRAWING
37Accessories72-001 COMBINATION SWEEPER - VERTICUT REEL PARTS LISTREF# PART# DESCRIPTION QUANTITY1 72-074 Hydraulic Hose 39" 32 72-073 Hydraulic
2IntroductionSAFE PRACTICES1. It is your responsibility to read this manual and all publications associated with this machine (engine,accessories and
38Accessories72-002 RUBBER FINGER SWEEPER HEAD DRAWING
39Accessories72-002 RUBBER FINGER SWEEPER HEAD PARTS LISTREF# PART# DESCRIPTION QUANTITY1 HNTL-34-10 Lock Nut 3/4 - 10 42 78-012 Tire and Wheel 478-0
40Accessories72-002 RUBBER FINGER SWEEPER HEAD DRAWING
41Accessories72-002 RUBBER FINGER SWEEPER HEAD PARTS LISTREF# PART# DESCRIPTION QUANTITY30 78-224 Belt Tensioner 1HBM-10-1.50-30 Metric Bolt 10 - 1.5
42Accessories72-005 BRUSH REEL SWEEPER HEAD DRAWING
43Accessories72-005 BRSUH REEL SWEEPER HEAD PARTS LISTREF# PART# DESCRIPTION QUANTITY1 HNTL-34-10 Lock Nut 3/4 - 10 42 78-012 Tire and Wheel 478-012-
44Accessories72-005 BRUSH REEL SWEEPER HEAD DRAWING
45Accessories72-005 BRUSH REEL SWEEPER HEAD PARTS LISTREF# PART# DESCRIPTION QUANTITY30 78-224 Belt Tensioner 1HBM-10-1.50-30 Metric Bolt 10 - 1.50 x
46Accessories72-004 OVER-THE-ROAD TOWING PACKAGE DRAWING
47Accessories72-004 OVER-THE-ROAD TOWING PACKAGE PARTS LISTREF# PART# DESCRIPTION QUANTITY1 72-172 Surge Brake Mount 12 HB-58-11-500 Bolt 5/8 - 11 x 5
3IntroductionPTO SAFETY WARNINGS1. Always disengage the PTO, shut off engine and remove the keys before leaving the tractor seat.2. Keep the tractor&a
48AccessoriesTOWING SAFETY WARNINGS1. Connect safety chains properly EVERY TIME YOU TOW. Cross chains under coupler. Attach securely tothe hitch or to
49AccessoriesNOTES
50Accessories72-003 HAND HELD VACUUM HOSE DRAWINGFRONT VIEW HOLE LOCATION
51Accessories72-003 HAND HELD VACUUM HOSE PARTS LISTREF# PART# DESCRIPTION QUANTITY1 18-340 Hose Clamp 22 78-354 Hose Handle 13 15-019 Round Grip 24 7
52INSTALLATION INSTRUCTIONSYou will need two people and the tailgate open with an empty hopper and the machine not operating.1. Drill (4) 9/32 holes i
53ReferenceDECAL LIST25-279 Decal, Safety Warning Oil tank; Right and left frame fronts.25-286 Decal, Pinch Point Right and left tailgate lift arms.25
54QUICK REFERENCE REPLACEMENT PARTSREPLACEMENT FILTER60-334 Hydraulic Oil Filter ElementREPLACEMENT BELTS72-036 Belt 5V x 540 (2 for pump 5 for blower
LIMITED WARRANTYSMITHCO warrants this product to be free from defects in material and workmanship under normaluse for one year from the date of purcha
4IntroductionSPECIFICATIONS FOR BIG VACWEIGHTS AND DIMENSIONSLength 180" (458 cm)Width 84" (214 cm)Height 87" (221 cm)Weight 3500
5ServiceMAINTENANCEBefore servicing or making adjustments to machine, stop engine on tow vehicle and removekey from ignition.Use all procedures and pa
6ServiceMAINTENANCE (CONTINUED)TIRE PRESSURECaution must be used when inflating a low tire to recommended pressure. Over inflating can cause tires toe
7MAINTENANCE (CONTINUED)HOPPER LIFT SAFETYThe Hopper Lift Safety is used to support the ram onthe hopper bottom in the extended position so youmay ser
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