Table of Contents
Troubleshooting
Related Manuals for Iseki SCMA48F
Summary of Contents for Iseki SCMA48F
- Page 1 MOWER DECK CHAPTER 1 CHAPTER 1 CHAPTER 2 CHAPTER 3 CHAPTER 4 CHAPTER 5 CHAPTER 6 CHAPTER 7 CHAPTER 8 CHAPTER 9 CHAPTER 10 ISEKI MOWER DECKS ISEKI MOWER DECKS CHAPTER 11 SCMA48F SCMA48F CHAPTER 12 SCMA54F SCMA54F SMM54F SMM54F...
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Page 3: Introduction
MOWER DECK INTRODUCTION Thank you very much for purchasing an ISEKI mower. This manual is intended to provide the information necessary for operating and maintaining your mower safely and properly. The contents are mainly composed of the following two items:... -
Page 4: Table Of Contents
SFH220 & SFH240 FRONT MOWER SERVICE MANUAL TABLE OF CONTENTS INTRODUCTION ......................... TABLE OF CONTENTS ......................CHAPTER 1. FOR SAFE OPERATION ..................1. MANUAL ..........................CHAPTER 2. SPECIFICATIONS ....................11 CHAPTER 3. NAMES OF MAJOR COMPONENTS ..............13 CHAPTER 4. ATTACHING AND DETACHING MOWER DECK ..........15 1. - Page 5 MOWER DECK CHAPTER 8. SCMA54F,48F TROUBLESHOOTING ..............33 CHAPTER 9. SMM54 INSPECTION AND MAINTENANCE OF MAJOR PARTS ...... 35 1. INSPECTION AND REPLACEMENT OF GEAR CASE OIL ..........35 2. INSPECTION AND REPLACEMENT OF V-BELTS ............36 3. INSPECTION & REPLACEMENT OF BLADES ..............37 4.
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Page 7: Chapter 1. For Safe Operation
CHAPTER 1. FOR SAFE OPERATION CHAPTER 1. FOR SAFE OPERATION MANUAL Before starting the lawn mower for the first time, read this manual thoroughly and carefully. Especially abide by the instructions for safe operation. If you do not, it may result in bodily injuries. - Page 8 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL ・Service the machine in a place sufficiently illuminated, to avoid unexpected accidents. ・The engine, muffler, radiator, etc. are very hot just after operation, so wait until those heated parts cool down sufficiently to avoid burns. ・Avoid high-pressure fluids.
- Page 9 CHAPTER 1. FOR SAFE OPERATION SCMA48 & 54 SMM54...
- Page 10 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL (1) Danger label (4) Belt warning lable (Code No. 2500-901-014-3) (Code No. 8595-901-006-0) WARNING: RISK OF INJURY WARNING: RISK OF ENTANGLEMENT Stay clear of the mower blades while the engine is run- Stay clear of the belt while it is running. ning.
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Page 11: Chapter 2. Specifications
CHAPTER 2. SPECIFICATIONS CHAPTER 2. SPECIFICATIONS Models SCMA48 SCMA54 SMM54 Type Rotary mower with rear discharge Rotary mower Cutting width 1220mm 1372mm 1370mm Number of blades Blade driving method Drive shaft and belt Belts SB101-W800 Blade rotating speeds 1983rpm 1797rpm 2894rpm (Gear box input speed) 1986rpm... - Page 12 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL...
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Page 13: Chapter 3. Names Of Major Components
CHAPTER 3. NAMES OF MAJOR COMPONENTS CHAPTER 3. NAMES OF MAJOR COMPONENTS SCMA54F,48F (1) Mower deck (2) Drive shaft (3) Bevel gear case (LH) (4) Bevel gear case (RH) (5) Drive shaft cover (6) Gauge wheel (7) Roller SCMA54F,48F (8) Blade (LH) (9) Blade (RH) - Page 14 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL SMM54F (1) Mower deck (2) Drive shaft (3) Gear case (4) Drive shaft cover (5) Gauge wheel (6) Roller SMM54F (7) Blade pulley (middle) (8) Blade pulley (LH) (9) Blade pulley (RH)
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Page 15: Chapter 4. Attaching And Detaching Mower Deck
CHAPTER 4. ATTACHING AND DETACHING MOWER DECK CHAPTER 4. ATTACHING AND DETACHING MOWER DECK SCMA54F,48F SMM54F WARNING: When attaching or detaching the (In case of attaching SMM54 with the lawn mower mower deck to the front mower: already using SCMA) ・Place the front mower on level, hard ground. -
Page 16: Adjustment Of Linkage
400 mm from ground. Max.height:A SCMA54F A=520mm SMM54F A=520mm SCMA48F CAUTION: Incorrect adjustment may lead hitting be- tween the step and gear box of mower deck Adjust the UP-STOP cable as the height to the position or shortening of the minimum ground clear- becomes 400 mm from the ground. -
Page 17: Attaching The Drive Shaft
CHAPTER 4. ATTACHING AND DETACHING MOWER DECK ATTACHING THE DRIVE SHAFT ATTACHING THE DRIVE SHAFT SCMA54,48F SMM54F Hold the ring of the universal joint pressed in one side, Hold the ring of the universal joint pressed in one side, and push the joint onto the PTO shaft while aligning the and push the joint onto the PTO shaft while aligning the splines. - Page 18 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL...
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Page 19: Chapter 5. Mower Operation
CHAPTER 5. MOWER OPERATION CHAPTER 5. MOWER OPERATION BEFORE OPERATION Depress the master brake pedal and shift the PTO lever to the STOP (N) position. Then start the en- CAUTION : gine. ・Become familiar with how to operate the front mower and understand safety in- Raise the mower with the lift system. -
Page 20: Starting Mowing Operation
SFH220 & SFH240 FRONT MOWER SERVICE MANUAL STARTING MOWING OPERATION CAUTION : ・Read the contents of this manual thor- oughly and carefully and keep safe the operation in mind. ・Before moving the front mower into the working site, investigate the whole site and get rid of all obstacles such as stones, wood, empty tins, bottles, wires, etc for operation safety. -
Page 21: Cleaning A Mower Deck Clogged With Grass
CHAPTER 5. MOWER OPERATION WARNING: Before travelling at a constant speed set by the ・As soon as the PTO Iever is shifted to the cruise control lever, be sure to be familiar with the ON (M) position, the mower blades start operation of the cruise control system. -
Page 22: Cleaning A Chute Clogged With Grass
SFH220 & SFH240 FRONT MOWER SERVICE MANUAL CLEANING A CHUTE CLOGGED WITH GRASS ・When the operator leaves the seat, the safety system automatically stops the engine. When leaving the front When mowed grass is not ejected from the mower deck mower to remove obstacles such as twigs, pebbles, or clogs the mower chuter, stop operation immediately etc., the PTO Iever must be shifted to the OFF posi-... -
Page 23: Efficient Mowing
CHAPTER 5. MOWER OPERATION IMPORTANT: ・Repeated mowing is recommended before the grass ・Never attempt to stop the engine abruptly when it is grows too high. running at high speeds. ・Be sure to let the engine idle for about 5 minutes af- ・Cutting grass too short may damage the grass. - Page 24 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL C. For mowing low moist content grass or when there is a lot of dead grass Drive in a direction so that the dust does not hit the operator by taking the direction of the wind into con- sideration.
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Page 25: Chapter 6. Scma54F,48F Inspection And Maintenance Of Major Parts
IMPORTANT: Check the oil level after every 50 hours Gear oil SAE 80 of operation. 0.5 L SCMA48F 0.35 L Bevel gear case (LH) and (RH) : Remove the level 0.8 L plug located on the back side of the bevel gear SCMA54F 0.35 L... -
Page 26: Inspection & Replacement Of Blades
SFH220 & SFH240 FRONT MOWER SERVICE MANUAL INSPECTION & REPLACEMENT OF BLADES DANGER: ・Don’t touch the blade. Before handling ・Inspection of blades and phase position LH & RH. the blade, put on gloves. ・Inspection of blades Turn the mower deck upside down. CAUTION: When turning the mower deck upside down, take care not to allow it to hit your feet. -
Page 27: Inspection Of Gauge Wheels / Rollers
There are two kinds of blades for respective mower decks. Be sure to install the blades in the proper positions. 8667-306-001-0 I8667A SCMA48F 8667-306-002-0 I8667B 8668-306-001-0 I8668A SCMA54F 8668-306-002-0 I8668B Connect the mower deck to the lawn mower prop- erly, referring to the paragraph for “attaching and... -
Page 28: Filling Diagram
SFH220 & SFH240 FRONT MOWER SERVICE MANUAL FILLING DIAGRAM All the shafts mentioned below have a grease fitting on their end. Grease them up periodically. The gear case should also be serviced periodically for oil replenishment and replacement. Quantity: Ref. No. Filling points Lubricants litres (Imp. -
Page 29: Periodical Inspection Table
CHAPTER 6. SCMA54F,48F INSPECTION AND MAINTENANCE OF MAJOR PARTS PERIODICAL INSPECTION TABLE ○ : Inspection, replenishment, and adjustment △ : Cleaning and washing ● : Replacement ★ : Consult your dealer. Inspection and servicing intervals Check points Intervals after that Judgement criteria (hours of operation) 50 100 150 200 250... - Page 30 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL...
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Page 31: Chapter 7. Scma54F,48F Storing The Mower
Remove the drive shaft cover, and clean the mower deck top. Be sure to remove grass and other objects tangled around the shaft. Remove all rust and touch up where paint has peeled off with touch-up paint supplied by ISEKI. Be sure to replace all the removed parts. - Page 32 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL...
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Page 33: Chapter 8. Scma54F,48F Troubleshooting
CHAPTER 8. SCMA54F,48F TROUBLESHOOTING CHAPTER 8. SCMA54F,48F TROUBLESHOOTING Troubles Presumable causes Remedies ・Check belt and correct. ・Improper discharging ・ F ront PTO belts and drive ・Re-install them correctly. ・Blades are installed upside down. ・Wait until grass becomes dry. ・Grass is too moist. ・Too tall grass ・Mow it in two steps. - Page 34 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL...
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Page 35: Chapter 9. Smm54 Inspection And Maintenance Of Major Parts
CHAPTER 9. SMM54 INSPECTION AND MAINTENANCE OF MAJOR PARTS CHAPTER 9. SMM54 INSPECTION AND MAINTENANCE OF MAJOR PARTS SMM54 MOWER DECK CAUTION: ・When servicing the front mower, place it on level, hard ground. ・Stop the engine and remove the starter key. ・Apply the parking brake securely. -
Page 36: Inspection And Replacement Of V-Belts
SFH220 & SFH240 FRONT MOWER SERVICE MANUAL Remove the gear case mount by removing the four INSPECTION AND REPLACEMENT OF V-BELTS bolts. ・Inspection of belt tension Remove the level plug and drain plug. Then drain all the oil by tilting the gear case. Check the tension of each belt. -
Page 37: Inspection & Replacement Of Blades
・An improperly installed belt will not work as expected ers installed on the mower deck. but also may result in the belt breaking right away. ・Be sure to use following ISEKI’s genuine belts: SMM54 8657-203-001-00 (VB101) Make sure the belt is seated properly in the groove... - Page 38 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL Set the cutting height at the lowest position. New blade Lower the mower deck onto the ground. Remove the rear linkage of mower deck by pulling out the pin. Blade with rounded edge Start the engine and lift up the mower deck to the highest position.
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Page 39: Inspection Of Gauge Wheels
CHAPTER 9. SMM54 INSPECTION AND MAINTENANCE OF MAJOR PARTS Install a new blade, insert the washer and tighten Shift the lift lever to the DOWN (d) position in order blade nuts temporarily to determine the height differ- to lower the mower deck. ence between blades. - Page 40 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL Quantity: Ref. No. Filling points Lubricants litres (Imp. gal.) Bevel gear case Gear oil SAE 80 0.4 (0.09) Center metal Side metal Inject until grease Tension arm overflows Gauge wheel (fork) Grease Gauge wheel Roller As required Inject until grease...
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Page 41: Periodical Inspection Table
CHAPTER 9. SMM54 INSPECTION AND MAINTENANCE OF MAJOR PARTS CAUTION: Be sure to replace the removed covers after cleaning. Each blade shaft end and tension pulley end are equipped with a grease fitting. Inject grease through these fittings periodically and make sure that each part rotates smoothly. - Page 42 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL...
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Page 43: Chapter 10. Storing The Mower
Check the V-belt. If the belt is normal, Ioosen the tension spring. (SMM54) Remove all rust and touch up where paint has peeled off with touch-up paint supplied by ISEKI. Be sure to replace all the removed parts. - Page 44 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL...
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Page 45: Chapter 11. Smm54 Troubleshooting
CHAPTER 11. SMM54 TROUBLESHOOTING CHAPTER 11. SMM54 TROUBLESHOOTING Troubles Presumable causes Remedies ・Improper mulching ・Check belt and correct. ・ D rive belt is not installed properly. ・Re-install them correctly. ・ B lades are installed upside down. ・Wait until grass becomes dry. ・ ... - Page 46 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL Troubles Presumable causes Remedies ・ E xcessive noise and vibration ・ C logged grass inside of mower or foreign ・Clean. matter caught in a pulley ・ D eformed or interfering belt cover or shaft ・Repair it.
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Page 47: Chapter 12. Disassembly And Reassembly Of Gear Box
CHAPTER 12. DISASSEMBLY AND REASSEMBLY OF GEAR BOX CHAPTER 12. DISASSEMBLY AND REASSEMBLY OF GEAR BOX (1) As for the detachment of the mower deck from the lawn mower. (2) Remove the belt coverw and other necessary parts to check the belts and other components for wear or damage or inspect or service each part if required. -
Page 48: Disassembly And Reassembly
SFH220 & SFH240 FRONT MOWER SERVICE MANUAL DISASSEMBLY AND REASSEMBLY <Remove of the gear case (LH) ASSY> Remove the blades. Remove the spring pin of the universal joint. Remove the universal joint. Remove the shaft cover. Shift the snap ring both LH and RH (40) to inside, and shift the coupling (39) to remove the joint shaft. shaft cover universal joint Left side... - Page 49 CHAPTER 12. DISASSEMBLY AND REASSEMBLY OF GEAR BOX <Disassemble of the gear case (LH) ASSY> Remove the 4 piaces of nut (36) and 4 piaces of SW (35), take off the gear case from the mower deck. Remove the level plug and oil filter plug (2) and drain oil. Remove the seal cap (23).
- Page 50 SFH220 & SFH240 FRONT MOWER SERVICE MANUAL <Remove of the gear case (RH) ASSY> Remove the blades. Remove the spring pin of the universal joint. Remove the universal joint. Remove the shaft cover. Shift the snap ring both LH and RH (40) to inside, and shift the coupling (39) to remove the joint shaft. coupling shaft cover universal joint...
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Page 51: Backlash Adjustment
CHAPTER 12. DISASSEMBLY AND REASSEMBLY OF GEAR BOX BACKLASH ADJUSTMENT Prepare the jig as show in the drawing to measure the backlash at R25 mm of the output shaft. SCMA48 & 54 SMM54 25mm 20mm 27mm 70mm Reassemble the gear box assembly and place it sideways and lock the input shaft in order to prevent it from turn- ing. -
Page 52: Side And Center Metal
SFH220 & SFH240 FRONT MOWER SERVICE MANUAL SIDE AND CENTER METAL CENTER METAL CONSTRUCTION SCMA48 & 54 SIDE METAL CENTER METAL DISASSEMBLY AND REASSEMBLY Disassemble, inspect, and reassemble the supports in accordance with the following insturcions. Inspect the oil seals for wear and deformation. (oil seals are fundamentally consumable parts, so disassembled ones should be replaced with new ones.)
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