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Sierra®
Service Manual
Models 936014-026, 936305-313
03675400 04/00
Printed in USA
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SECTION 1 - INTRODUCTION TABLE OF CONTENTS Section 1 - Introduction . . . . . . . . . . . . . . . . . . 1-2 6.6 Hydro Transmission Installation . . . . . . . . 6-33 1.1 The Manual . . . . . . . . . . . . . . . . . . . . . . . . 1-3 Section 7 - Gear Drive Train . . . . . . . . . . . . . . 7-34 1.2 Service and Replacement Parts . . . . . . . . 1-3 7.1 Gear Transmission Troubleshooting. . . . . 7-34 1.3 Product Registration . . . . . . . . . . . . . . . . . 1-3 7.2 Gear Transaxle Removal (P
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SECTION 1 - INTRODUCTION 1.1 THE MANUAL 1.3 PRODUCT REGISTRATION The purpose of this manual is to provide complete A warranty registration card must be filled out, signed, instructions for service, maintenance, disassembly, and returned at time of purchase. This card activates repair, and installation of the mechanical components the warranty. Claims meeting requirements during for the unit. limited warranty period will be honored. Dealer trained service personnel should use this 1.4 UNAU
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in the disassembly order on a clean work surface. 1.7 PREPARATION Organization is a key part of proper reassembly. Before starting any removal of parts, proper Tools, instruments, and parts needed for the job should preparation is very important for efficient work. A clean be gathered before work is started. Interrupting a job to work area at the start of each job will allow you to locate tools or parts is a needless delay. perform service repairs easily and quickly. To reduce the incide
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Disengage mower clutch, stop engine, remove key and Do Not wait for moving parts to stop before leaving operators Do not turn on slopes unless necessary, and then, turn position for any reason such as removing grass catcher slowly and gradually, downhill, if possible. or unclogging chute. Do not mow near drop-offs, ditches, or embankments. Mow only in daylight or good artificial light. The mower could suddenly turn over if a wheel is over Do not operate the machine while under the influenc
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Keep machine free of grass, leaves, or other debris build-up. Clean up oil or fuel spillage. Allow machine to cool before storing. Stop and inspect the equipment if you strike an object. Repair any damage before restarting. Never make adjustments or repairs with the engine running or when engine and exhaust parts are hot from operation. Grass catcher components are subject to wear, damage, and deterioration, which could expose moving parts or allow objects to be thrown. Frequently check
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SECTION 3 - SPECIFICATIONS Model No. 936014 936015 936016 Description Name Sierra 1340G Sierra 1440G Sierra 1340H Length, in. (m) 66.50 (1.68) 66.50 (1.68) 66.50 (1.68) Height, in. (m) 41.25 (1.05) 41.25 (1.05) 41.25 (1.05) Width, in. (m) 52.00 (1.32) 52.00 (1.32) 52.00 (1.32) Wheel Base, in. (m) 46.00 (1.17) 46.00 (1.17) 46.00 (1.17) Actual Weight, lbs. (kg) 480 (217) 480 (217) 480 (217) Battery 12 Volt 290 CCA 12 Volt 290 CCA 12 Volt 290 CCA Hour Meter Optional (736008) Optional (736008) Optio
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Model No. 936017 936018 936019 Description Name Sierra 1440H Sierra 1540H Sierra 1640H Length, in. (m) 66.50 (1.68) 66.50 (1.68) 66.50 (1.68) Height, in. (m) 41.25 (1.05) 42.00 (1.07) 42.00 (1.07) Width, in. (m) 52.00 (1.32) 52.00 (1.32) 52.00 (1.32) Wheel Base, in. (m) 46.00 (1.17) 46.00 (1.17) 46.00 (1.17) Actual Weight, lbs. (kg) 480 (217) 480 (217) 480 (217) Battery 12 Volt 290 CCA 12 Volt 290 CCA 12 Volt 290 CCA Hour Meter Optional (736008) Optional (736008) Optional (736008) Seat Medium-Hi
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Model No. 936020 936021 936022 Description Name Sierra 1640H Sierra 1648H Sierra 1340G Length, in. (m) 66.50 (1.68) 66.50 (1.68) 66.50 (1.68) Height, in. (m) 42.00 (1.07) 42.00 (1.07) 41.50 (1.06) Width, in. (m) 52.00 (1.32) 52.00 (1.32) 52.00 (1.32) Wheel Base, in. (m) 46.00 (1.17) 46.00 (1.17) 46.00 (1.17) Actual Weight, lbs. (kg) 480 (217) 518 (234) 480 (217) Battery 12 Volt 290 CCA 12 Volt 290 CCA 12 Volt 290 CCA Hour Meter Optional (736008) Optional (736008) Optional (736008) Seat High High
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Model No. 936023 936024 936025 Description Name Sierra 1540H Sierra 1548H Sierra 1640H Length, in. (m) 66.50 (1.68) 66.50 (1.68) 66.50 (1.68) Height, in. (m) 42.00 (1.07) 42.00 (1.07) 41.50 (1.06) Width, in. (m) 52.00 (1.32) 52.00 (1.32) 52.00 (1.32) Wheel Base, in. (m) 46.00 (1.17) 46.00 (1.17) 46.00 (1.17) Actual Weight, lbs. (kg) 480 (217) 518 (234) 518 (234) Battery 12 Volt 290 CCA 12 Volt 290 CCA 12 Volt 290 CCA Hour Meter Optional (736008) Optional (736008) Optional (736008) Seat High High
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Model No. 936026 936305 936306 Description Name Sierra 1540H Sierra 1640G Sierra 1640H Length, in. (m) 66.50 (1.68) 66.50 (1.68) 66.50 (1.68) Height, in. (m) 42.50 (1.08) 42.50 (1.08) 41.25 (1.05) Width, in. (m) 52.00 (1.32) 52.00 (1.32) 52.00 (1.32) Wheel Base, in. (m) 46.00 (1.17) 46.00 (1.17) 46.00 (1.17) Actual Weight, lbs. (kg) 480 (217) 400 (181) 480 (217) Battery 12 Volt 290 CCA 12 Volt 290 CCA 12 Volt 290 CCA Hour Meter Optional (736008) Optional (736008) Optional (736008) Seat High Medi
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Model No. 936307 936308 936309 Description Name Sierra 1640H Sierra 1640G Sierra 1648H Length, in. (m) 66.50 (1.68) 66.50 (1.68) 66.50 (1.68) Height, in. (m) 42.00 (1.07) 41.25 (1.05) 42.00 (1.07) Width, in. (m) 52.00 (1.32) 52.00 (1.32) 52.00 (1.32) Wheel Base, in. (m) 46.00 (1.17) 46.00 (1.17) 46.00 (1.17) Actual Weight, lbs. (kg) 480 (217) 480 (217) 518 (234) Battery 12 Volt 290 CCA 12 Volt 290 CCA 12 Volt 290 CCA Hour Meter Optional (736008) Optional (736008) Optional (736008) Seat High Medi
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Model No. 936310 936311 936312 Description Name Sierra 1648H Sierra 1640H Sierra 1540G Length, in. (m) 66.50 (1.68) 66.50 (1.68) 66.50 (1.68) Height, in. (m) 42.00 (1.07) 41.25 (1.05) 42.00 (1.07) Width, in. (m) 52.00 (1.32) 52.00 (1.32) 52.00 (1.32) Wheel Base, in. (m) 46.00 (1.17) 46.00 (1.17) 46.00 (1.17) Actual Weight, lbs. (kg) 480 (217) 480 (217) 480 (217) Battery 12 Volt 290 CCA 12 Volt 290 CCA 12 Volt 290 CCA Hour Meter Optional (736008) Optional (736008) Optional (736008) Seat High High
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Model No. 936313 Description Name Sierra 1648H Length, in. (m) 66.50 (1.68) Height, in. (m) 42.00 (1.07) Width, in. (m) 52.00 (1.32) Wheel Base, in. (m) 46.00 (1.17) Actual Weight, lbs. (kg) 518 (234) Battery 12 Volt 290 CCA Hour Meter Optional (736008) Seat High Brakes Disc. Steering Gear Turning Radius, in. (cm) 26 (66) Tire Size Front 15x6.00-6 Rear 20x8.00-8 Diagnostic Lights Yes Engine OHV 16 HP Manufacture Briggs & Stratton Fuel and Capacity, gal. (L) Unleaded, 3 (11.4) Idle R.P.M. 180
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SECTION 4 - GENERAL MAINTENANCE & ADJUSTMENTS 4.1 CONTROLS AND FEATURES 3 1 14 13 6 077180 OT0200 12 11 18 PT0640 9 5 21 17 4 8 1. Fuel Tank Fill 2. Clutch/Brake Pedal 3. Attachment Lift Lever 16 7 4. Throttle/Choke Lever 5. Head Light Switch 6. Travel Speed Selector (Gear only) 2 7. Ignition/Key Switch 19 8. PTO Switch 9. Headlights 20 10.Parking Brake control 11.Fuel Level Indicator 12.Seat Position or Adjustment 13.Transmission Disconnect Control (Hydro Only) 10 15 14.Expansion Hose with Ve
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4.2 FILLING THE FUEL TANK WARNING: Use caution with fuel. Fuel is very flammable. Keep fuel in a clean and tight container. Keep fuel away from fire and heat. Never put fuel in the fuel tank while the engine is running or hot. Clean up any spilled fuel before starting the engine. Add fuel to the fuel tank as needed. See your engine manual for the correct type and grade of fuel to be used. 1. Put the unit in an open and well ventilated area prior to refueling. 2. Stop the engine and set
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4. Put the dipstick back into the engine, tighten in place, and remove again. 5. When the dipstick is removed, note the oil level and add oil accordingly. Do not over fill. 4.6 CHANGING OIL WARNING: Engine muffler and other parts will be hot if unit has been running. Engine oil should be changed after the first 5 hours of operation and every 25 hours there after. 1. Move the unit to a level and well ventilated area and set the parking brake. 2. If the engine is cold, let the unit run for
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4.11 CHECKING THE TRANSMISSION FLUID (HYDRO) The transaxle is filled and tested at the factory and should not require fluid when the unit is put into service. Inspect the transaxle for leaks or damage to the housing. If leakage is observed, do not operate until the leakage is repaired. Check the oil level and fill to the correct level if needed. Figure 10 936-8 3. Start engine and run at low idle. 4. Stroke the travel control pedal forward for five seconds and then reverse for five second
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2 3 1 Figure 12 936-8 1. Neutral Adjustment Bolt 2. Spring-Forward 5. If meter reads below 6.00 ohms or above 8.00 3. Spring-Reverse ohms, then the clutch has failed and needs to be replaced. Figure 13 OT0041 6. If meter reads between 6.00 to 8.00 ohms, proceed to measure clutch current draw. 4. Turn the adjustment bolt counterclockwise until the Measure Clutch Current Draw wheels turn in the other direction. 1. Turn engine off. 5. Center the adjustment bolt between these two 2. Remove 30
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6. Adjust the ball joint to align with ball on the transaxle shift arm. Attach the ball joint to the ball on the shift arm. 4.16 ADJUSTMENT OF DIRECTIONAL CONTROL PEDAL Remove the clevis pin holding the shift rod to the control pedal cross shaft. Push the forward pedal down and mark the pedal arm. Depress the rear directional control pedal and mark the pedal arm. Place the pedal arm in the center of the forward and reverse marks and adjust the clevis to allow the clevis pin to be instal
