SUNWARD SWL Series Operation And Maintenance Manual
  1. Manuals
  2. Brands
  3. SUNWARD Manuals
  4. Compact Loader
  5. SWL Series
  6. Operation and maintenance manual

SUNWARD SWL Series Operation And Maintenance Manual

Skid steer loader
Hide thumbs Also See for SWL Series:
Table of Contents

Advertisement

Quick Links

Download this manual
Operation and
Maintenance Manual
SWL SERIES SKID STEER LOADER

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the SWL Series and is the answer not in the manual?

Questions and answers

Андрей
June 12, 2025

Как заменить фильтр салона?

0

Related Manuals for SUNWARD SWL Series

Summary of Contents for SUNWARD SWL Series

  • Page 1 Operation and Maintenance Manual SWL SERIES SKID STEER LOADER...

  • Page 2: Table Of Contents

    SWL Series Skid Steer Loader TABLE OF CONTENTS INTRODUCTION ............................5 MODELS AVAILABLE ........................5 ABOUT THIS MANUAL ........................5 TREATMENT OF THIS MANUAL ....................5 UNITS ..............................5 DEFINITION OF “LEFT” SIDE AND “RIGHT” SIDE ..............5 PRECONDITION TO USE THE MACHINE ..................6 ..............................
  • Page 3 SWL Series Skid Steer Loader 3.4.1 RESTRAIN BAR ........................29 3.4.2 BOOM LOCKS .......................... 30 3.4.3 RADIATOR OVERTURNING PROTECTION LOCK ............30 3.4.4 RETAINER OF AUXILIARY CONTROL PEDAL ..............30 3.4.5 CABIN OVERTURNING PROTECTION LOCK ..............30 3.4.6 SEAT ............................30 INSTRUMENTS ..........................
  • Page 4 SWL Series Skid Steer Loader ADVICE FOR THE MAINTENANCE ....................59 GENERAL INFORMATION FOR CARRY OUT THE MAINTENANCE ........60 5.3.1 OIL AND COOLANT AT CORRESPONDING ENVIRONMENTAL TEMPERATURE ..60 5.3.2 CAPACITIES ..........................61 5.3.3 CODIFICATION OF THE MAIN CHANGED PART .............. 62 5.3.4...
  • Page 5 SWL Series Skid Steer Loader SECURITY MEASURES ........................82 SECURITY MEASURES FOR INSTALLATION ................83 PERFORMANCE OF THE OPTIONAL EQUIPMENT ..............83 REPLACEMENT OF OPTIONAL EQUIPMENT ................83 CONNECTION OF HYDRAULIC CIRCUIT ................... 84 6.5.1 CONNECTION OF STANDARD HYDRAULIC CIRCUIT ............ 84 6.5.2...

  • Page 6: Introduction

    1 INTRODUCTION 1.1 MODELS AVAILABLE This manual is special for the SWL series skid-steer loader. A series of skid-steer loaders “SWL” are developed by SUNWARD INTELLIGENT EQUIPMENT CO., LTD, SUNWARD INTELLIGENT EQUIPMENT CO., LTD own all intelligence property related to this machine.

  • Page 7: Precondition To Use The Machine

    SWL Series Skid Steer Loader RIGHT LEFT 1.6 PRECONDITION TO USE THE MACHINE To use this skid-steer loader properly and safely, operator must know well about this machine and have basic experience on using this kind of machine. If you are a new operator of skid-steer loader, please do not work with this machine before you get a special training on it.
  • Page 8 SWL Series Skid Steer Loader If not avoided, this situation could cause serious injuries even death. If not avoided, this situation may cause minor or moderate injury to operator (or other persons) or damage to the machine. There are other signal words showed under to indicate precautions that are useful for operator.

  • Page 9: Security

    SWL Series Skid Steer Loader 2 SECURITY This section describes the possible hazards that may appear during the operation and maintenance of the machine. Authorized additional equipments have their manual given together with the equipments. 2.1 MEANING OF THE SAFETY SIGNS Safety precaution labels are fixed to the machine to warn about possible hazards that may cause personal injuries or even death.
  • Page 10 SWL Series Skid Steer Loader Oil level Diesel Oil Oil filter Safety pin for boom Lifting points Drag position Operation direction Operation direction...

  • Page 11: Acoustic Signs

    SWL Series Skid Steer Loader Security button Emergency exit Accelerator Power switch Diesel fuel Hydraulic oil 2.1.2 ACOUSTIC SIGNS The following table shows the different acoustic labels fixed on the machine and the respective meaning. ACOUSTIC LABELS The max noisy level out of cabin.

  • Page 12: Location Of The Safety Labels

    SWL Series Skid Steer Loader 2.2 LOCATION OF THE SAFETY LABELS The safety labels were located in related striking position. 2.3 GENERAL PREVENTION 2.3.1 GENERAL SAFETY RULES The following items are extremely important. Operators must read with great care and follow them while operating and performing maintenance.

  • Page 13: Enter And Leave The Machine

    SWL Series Skid Steer Loader moving part of the machine and cause serious injuries and damage. • When working for 8 hours with a noise exceeding 90 dB, it is necessary to use headphones. • When working in a special dangerous area, additional protections could be required according to the conditions.

  • Page 14: Prevention Of Fire To Fuel And Oil

    SWL Series Skid Steer Loader • Before enter and leave the machine, make sure the footplate and handles are not covered with oil, grease, ice or other slippery matter. In case it happens, clean slippery matter carefully immediately. • Take great care in case the machine is wet. It could be very slippery.

  • Page 15: Prevention Of Damage Of Working Equipment

    SWL Series Skid Steer Loader • Loosen the coolant safety cap slowly when the coolant is hot to release the residual pressure inside the tank before open it. If it is hot it may spurt out and cause serious burns.

  • Page 16: Starting The Engine

    SWL Series Skid Steer Loader • Take a walk around check on the machine before work. Make sure that none component of the machine is damaged. Repair or replace the damaged parts if it is necessary. • Make sure that lights are in good condition, rear-...

  • Page 17: Moving On Slopes

    SWL Series Skid Steer Loader 2.4.3.1 MOVING ON SLOPES WRONG RIGHT • Before move on slopes, make sure the parking brake is in good operation condition. • Do not change the direction while moving on slopes and try to avoid moving obliquely on slopes.

  • Page 18: Prevention Of Electric Shock

    SWL Series Skid Steer Loader • When it is necessary to park the machine on a slope, please follow the procedures following: 1) Position the machine with the bucket downward. 2) Lower the bucket and rotate it forward to rest it on the ground.

  • Page 19: Transportation

    SWL Series Skid Steer Loader • Overload could cause serious injuries or even death. Never overload the machine. For the detail capacity of machine, please refer the section of specification in this manual. Do not try to get a better efficiency of the machine by doing any unauthorized change.

  • Page 20: Running The Engine During The Maintenance

    SWL Series Skid Steer Loader  To prevent pollution, never deposit the fuel, oil and grease directly onto the ground. Use containers to keep the fuel, oil and grease and drain them according to the local regulations. WRONG 2.5.2 RUNNING THE ENGINE DURING THE MAINTENANCE ...

  • Page 21: Prevention On The Starter And Alternator

    SWL Series Skid Steer Loader  If you are hit by a jet of high-pressure oil and suffer injury to your skin and eyes, wash your skin and eyes with clean water and consult a doctor immediately. WRONG RIGHT 2.5.5 PREVENTION ON THE STARTER AND ALTERNATOR ...

  • Page 22: Precaution During Inflating The Tires

    SWL Series Skid Steer Loader  Disconnect first the negative earth cable (-) and then the other positive cable (+).When connecting, connect fist the positive cable (+) and then the negative earth cable (-).  If there is a welding operating on the machine, please disconnect the battery cables before it.

  • Page 23: General Description Of The Machine

    SWL Series Skid Steer Loader 3 GENERAL DESCRIPTION OF THE MACHINE 3.1 DESCRIPTION OF THE MACHINE 3.1.1 FRONT VIEW 3.1.2 REAR VIEW...

  • Page 24: Machine Distribution

    SWL Series Skid Steer Loader 3.1.3 MACHINE DISTRIBUTION 1. Bucket 2. Working lamp 3. Cabin 4. Fuel tank 5. Engine hood 6. Hydraulic oil tank 7. Arm 8. Wheel 9. Exhaust pipe 10. Rear cover...

  • Page 25: Specification

    SWL Series Skid Steer Loader 3.2 SPECIFICATION 3.2.1 GENERAL DATA ITEM SWL2820 SWL2830 SWL3210 SWL3220 SWL3230 SWL4018 Operating 2830 2830 3350 3450 3450 4000 weight Nominal load 1000 1100 1100 1500 Tipping Load 1500 1500 2000 2200 2200 3000 Breakout force...

  • Page 26: Overall Dimension

    SWL Series Skid Steer Loader 3.2.2 OVERALL DIMENSION...
  • Page 27 SWL Series Skid Steer Loader Item Specification SWL2820 SWL2830 SWL3210 SWL3220 SWL3230 SWL4018 Overall operating ㎜ 3850 3850 4020 4020 4020 4108 height Height to bucket ㎜ 3002 3002 3123 3123 3123 3210 hinge pin ㎜ 2014 2014 2068 2068...

  • Page 28: Engine

    SWL Series Skid Steer Loader Rollback of bucket ° at full height ㎜ 1116 1148 1148 1233 Wheelbase ㎜ Bottom of belly pan Angle of departure ° Clearance circle ㎜ 1235 1235 1342 1344 1344 1365 front without bucket Clearance circle ㎜...

  • Page 29: Machine Identification

    SWL Series Skid Steer Loader 3.3 MACHINE IDENTIFICATION There are several plates fixed to the machine for having a control of each machine SUNWARD produce. The plates have been fixed in different places of the machine. The following items describe all the plate.

  • Page 30: Engine Identification Plate

    SWL Series Skid Steer Loader 3.3.3 ENGINE IDENTIFICATION PLATE The engine identification plate is placed on the engine as show in the below picture. 3.3.4 SERIAL NUMBER OF CHASSIS The serial number of the chassis is placed as showed in the below picture.

  • Page 31: Boom Locks

    3.4.6 SEAT Sunward skid steer loader seat is a specially designed deluxe driver seat for construction machineries. The backrest and cushion are both designed according to body engineering ergonomics, which will offer driver most comfort. The seat is assembled with suspension, which helps to reduce the harmful vibration effectively and ease the fatigue of driver.
  • Page 32 SWL Series Skid Steer Loader the machine first time or driver changed, the driver should adjust the seat according to his own status. (1) Body weight adjustment According to operator body weight，rotate adjusting handle in the front middle of seat by hand until feeling comfortable。Rotating handle anti-clockwise，vibration rigidity reduced；...

  • Page 33: Instruments

    SWL Series Skid Steer Loader 3.5 INSTRUMENTS Indicators inside the cabin Fuel Level Gauge This indicator shows the fuel level. The capacity of the fuel tank is about 70 liters. The red range indicates that the fuel level is less than 8 liters. When the machine is work, once the indicator reaches the red range, stop the engine and refuel it.
  • Page 34 SWL Series Skid Steer Loader Water temperature combined instrument（4F） The instrument uses CAN bus communication to obtain the display of engine water temperature, speed, fault flashover code and so on. The dial calibration is linearized by using digital processing method with microcontroller as the core and driving pointer of imported stepper motor.
  • Page 35 SWL Series Skid Steer Loader As a preparation step for regeneration, first the intake throttle valve is operated reducing the amount of intake air raising the exhaust gas temperature. Further, engine speed is raised and adjusted so that the DOC temperature rises to 250 ℃...

  • Page 36: Joysticks

    SWL Series Skid Steer Loader 3.6 JOYSTICKS Left joystick The left joystick is for controlling the movements of the machine. It is designed according to ISO 10968:2004. Its operating positions and relevant functions are showed in the following diagram. Direction...
  • Page 37 SWL Series Skid Steer Loader Back & left Reverse left steering Back & right Reverse right steering Right joystick The right joystick is for controlling the movements of the boom and working equipments. Its operating positions and relevant functions are showed in the following diagram.

  • Page 38: Switches And Buttons

    SWL Series Skid Steer Loader Auxiliary device control pedal The auxiliary device control pedal is positioned in front of operator. It is to open and close the oil flow to the auxiliary device. One safety guard is over the auxiliary device control pedal. Lift the safety guard before use it.
  • Page 39 SWL Series Skid Steer Loader • Only when the engine is running and all of safety device are in function, the parking brake can be released. 3) Temperature adjustment:Screw knob 3 to adjust temperature. 4) Wind speed adjustment Screw knob 4 to adjust wind speed.

  • Page 40: Cabin

    SWL Series Skid Steer Loader 3.8 CABIN A FOPS and ROPS homologated cabin is equipped on this machine. The cabin is fit for EN ISO 13510 and EN 13627 level safe request. This cabin will supply a comfortable working environment to the operator and guarantee operator’s safety.

  • Page 41: Auto-Levelling System

    SWL Series Skid Steer Loader 3.11 AUTO-LEVELLING SYSTEM The auto levelling system consists in maintain the bucket parallel to the floor when the boom is moving up. It helps the operator to maintain the bucket so that the load not falls down when the boom goes up.
  • Page 42 SWL Series Skid Steer Loader The following table shows the fuses of the electric system. (The position no. direction is from left to right) POSITION COLOUR CAPACITY (A) INVOLVED CIRCUIT Standby Small light Blue Front working light Blue Behind working light...

  • Page 43: Relays

    SWL Series Skid Steer Loader 3.14 RELAYS Most of the relays are positioned inside the fuse box. The following table shows the relays and their Position. Descriptions Position Delay K2 Safety K1 Pilot K3 Parking valve K4 Parking valve K5...

  • Page 44: Rear Cover

    SWL Series Skid Steer Loader To close the engine hood, unlock the engine safety bar and press the cover down until the lock engaged. 3.17 REAR COVER Important • The rear cover can only be opened after open the engine hood.

  • Page 45: Starting The Engine

    SWL Series Skid Steer Loader • Hand accelerator is on idle position; • The joysticks and auxiliary controls are in neutral position; Then turn the ignition key to the “ON” position, check the following functions: • The acoustic alarm; • The fuel level indicator;...

  • Page 46: Warm Up The Engine And The Hydraulic System

    SWL Series Skid Steer Loader 3) Once the engine starts, release the ignition key. The key will return to the ON position automatically. TEMPERATURE APPROXIMATE PREHEAT TIME < -20ºC 5 min. -20/-10ºC 2 min. -10/ +5ºC 1 min. > +5ºC 0,5 min.
  • Page 47 SWL Series Skid Steer Loader • Before you begin to move the machine make sure you understand all the control functions and also the safety regulation. A wrong use of the machine could result fatal for the operator or the machine.
  • Page 48 SWL Series Skid Steer Loader Movement MARK LEFT JOYSTICK POSITION Forward Backward Forward left 45° Forward right 45° Backwards left 45° Backward right 45° COUNTER ROTATING LEFT...

  • Page 49: Operation Of Working Equipments

    SWL Series Skid Steer Loader COUNTER ROTATING RIGHT When you have to move on slopes, please operate the machine extremely according to the safety regulations. 4.7 OPERATION OF WORKING EQUIPMENTS For the auxiliary equipments operation, see the related instructions of the auxiliary equipments.

  • Page 50: Loading

    SWL Series Skid Steer Loader BUCKET OPEN 4.8 LOADING 4.8.1 LOADING ON LEVEL FLOOR 1) Start moving with the arm completely lowered and directs the bucket forward the base of the material what you want to load. 2) Move forward to the material, while the bucket is full, gradually raise the boom and fold the bucket until the end of stroke at the same time.

  • Page 51: Digging

    SWL Series Skid Steer Loader 3) Lower the bucket and move reverse and dump the material to where you desire. 4.9 DIGGING Wrong digging operation will damage the machine. Carry out the follows steps and correct digging method while digging.

  • Page 52: Parking The Machine

    SWL Series Skid Steer Loader 4.11 PARKING THE MACHINE When you are going to park the machine, do the following steps: 1) Try to move and park the machine on a firm and level surface to ensure the safety convenience maintenance.

  • Page 53: Transporting The Machine On Other Vehicles

    SWL Series Skid Steer Loader • Before start the engine put the manual accelerator to the idle position. • For having a better efficiency, the speed must be proportional to the required effort. • There are two stoppers on the engine accelerator device to fix the limits of minimal and maximal engine speed.

  • Page 54: Unloading The Machine

    • Only use homologated eyebolts and sufficient cables. • Make sure the lifting equipment have enough capacity to lift the machine • Eyebolts are not supplied by Sunward normally. The owner of the machine is responsible for install the eyebolts on the cabin roof.

  • Page 55: Hitch The Bucket

    SWL Series Skid Steer Loader The machine is equipped with a quick coupler that makes easier the engagement with the bucket or other suitable attachments. This quick coupler is suitable for many different types of working equipments homologated by Sunward.

  • Page 56: Unhitch The Bucket

    SWL Series Skid Steer Loader 7) Rotate back the levers to the position of locking. 8) Check the coupling pins are properly positioned in its retainers. 4.15.2 UNHITCH THE BUCKET To unhitch the bucket or other equipments follow the steps below: 1) Move the machine to a level and firm surface.

  • Page 57: High Flow System

    • When you do not use the auxiliary system, engage the safety retainer (See picture below). • Never use auxiliary system that not approved by SUNWARD. • Always apply the safety retainer when not using the auxiliary pedal.

  • Page 58: Starting The Machine With Booster Cables

    SWL Series Skid Steer Loader Only use cable strong enough to remove the machine. Release the parking brake before towing. Never tow the machine for long distance. When the machine is stuck in mud or out of order, we need other equipments to remove the machine. Use a cable strong enough trough the towing hook in the rear side of the machine to remove the machine.

  • Page 59: During The Period Of Inactivity

    The machine has been designed and manufactured for giving the maximum autonomy with a minimum of maintenance. Before sell the machine SUNWARD has test the machine to ensure an optimum working of the machine. To keep the machine in good working it is recommended...

  • Page 60: Advice For The Maintenance

    All the services done to the machine has to be registered in a register table given with the machine. Only stuff from SUNWARD has the capacity to fill up the register table. 5.2 ADVICE FOR THE MAINTENANCE •...

  • Page 61: General Information For Carry Out The Maintenance

    SWL Series Skid Steer Loader 5.3 GENERAL INFORMATION FOR CARRY OUT THE MAINTENANCE 5.3.1 OIL AND COOLANT AT CORRESPONDING ENVIRONMENTAL TEMPERATURE SPECIF SUPPLEM AMBIENT TEMPERATURE ENTARY CAPACI CAPACIT SAE 20W-50（Tropic） SAE 15W-40（All seasons） SAE 10W-30（All seasons） ENGINE OIL SAE 30 SAE 10W(Winter) SAE 0W-40（Synthetic）...
  • Page 62 SWL Series Skid Steer Loader...

  • Page 63: Capacities

    SWL Series Skid Steer Loader 5.3.2 CAPACITIES ITEMS CAPACITY (Litre) Model SWL2820/2830 SWL3220/3230 SWL4018 Hydraulic oil tank Sprocket oil tank Engine coolant Engine oil 13.2 Fuel tank 5.3.3 CODIFICATION OF THE MAIN CHANGED PART The following table shows the codification of the parts need changing frequently.

  • Page 64: Torque For Screws

    SWL Series Skid Steer Loader 5.3.4 TORQUE FOR SCREWS Unless other specification, tighten the nuts and bolts according to the torques shown in the below table. Tighten the goods by the wrenches with gauge. Thread Diameter (mm) Quality 8.8 Torque (Nm) Quality 10.9 Torque (Nm)

  • Page 65: Lubrication Points

    SWL Series Skid Steer Loader 5.3.6 LUBRICATION POINTS The following drawing shows the main lubrication points. 5.4 DESCRIPTION MACHINE FOR MAINTENANCE The following items describe the different machine’s parts or systems for a better understanding by doing the maintenance. This manual tries to go deeper in these parts or system that needs more attention in the maintenance.

  • Page 66: Hydraulic System Description

    • The fuel tank is located in the backside of the machine and has a capacity of 70L for SWL2820. • Change all of fuel supply pipes every 2 years or 4000 hours (whichever occurs first). Remark: please use real SUNWARD INTELLIGENT EQUIPMENT Co.,Ltd parts or approved by Sunward. 5.4.2 HYDRAULIC SYSTEM DESCRIPTION •...
  • Page 67 SWL Series Skid Steer Loader The following table summarizes the entire maintenance plan. TASKS 250 500 1000 2000 5.5.1.1 CHECKING ENGINE OIL LEVEL 5.5.1.2 CHECKING ENGINE COOLANT LEVEL 5.5.1.3 CHECKING FUEL LEVEL 5.5.1.4 CHECKING HYDRAULIC OIL LEVEL 5.5.1.5 CHECKING THE ELECTRIC CABLES 5.5.1.6 CHECKING THE TIRES...
  • Page 68 SWL Series Skid Steer Loader CHAIN TENSION 5.5.4.2 ADJUST THE CHAIN IF NECESSARY 5.5.4.3 CHECKING THE FAN BELT 5.5.4.4 CLEANING THE RADIATOR 5.5.4.5 CHECKING THE OIL LEVEL IN THE GEAR CHAIN BOX 5.5.4.6 CHANGING THE ENGINE OIL 5.5.4.7 CHANGING THE ENGINE OIL FILTER 5.5.4.8 CHANGING THE FUEL...

  • Page 69: Before Starting

    SWL Series Skid Steer Loader 5.5.7.2 CHANGING THE SUCTION FILTER 5.5.7.3 CHECKING THE STARTER AND ALTERNATOR 5.5.8.1 DRAINING THE FUEL TANK BS: Before Starting WR: When Required 5.5.1 EFORE STARTING 5.5.1.1 CHECKING ENGINE OIL LEVEL • Cool down the oil if the engine was running before.

  • Page 70: Checking The Electric Cables

    SWL Series Skid Steer Loader gauge. Refill with the suitable oil if necessary. • When refill hydraulic oil, do not exceed the Maximum limit. • The level must be checked with the machine in a level surface and the oil cooled down.

  • Page 71: Every 50 Hours Of Operation

    SWL Series Skid Steer Loader 1) Close the handle to cut the flow of fuel to the separator. 2) Loose the wring in the bottom side of the separator. Drain the water until clear fuel flows out and close the wring.

  • Page 72: Every 100 Hours Of Operation

    SWL Series Skid Steer Loader 5.5.3 EVERY 100 HOURS OF OPERATION 5.5.3.1 CLEANING THE TERMINALS OF THE BATTERY • Keep the battery terminals clean is very important, since it ensure a good electricity flow.。 • Clean the battery with gloves. Never clean the terminals directly with your hands.

  • Page 73: Checking The Fan Belt

    SWL Series Skid Steer Loader 5.5.4.3 CHECKING THE FAN BELT • Check the engine manual 5.5.4.4 CLEANING THE RADIATOR • Use jet of compressed air or low-pressure water for cleaning the radiator. • If necessary use products available in the market specially prepared for cleaning radiators.

  • Page 74: Changing The Fuel Filter

    SWL Series Skid Steer Loader 5) Refill the engine with new oil. It has to be the oil recommended in this manual. 6) Start the engine and make sure the indicator for the engine oil pressure goes out. • Make sure you use the filter recommended in this manual.

  • Page 75: Checking The Nut Torque Of The Hydarulic Motor And The Hub Holding To The Chassis

    SWL Series Skid Steer Loader • Use proper tools only in order to avoid damaging the filter. 5.5.4.9 CHECKING THE NUT TORQUE OF THE HYDARULIC MOTOR AND THE HUB HOLDING TO THE CHASSIS • For the operator’s security check the screw that hold the hydraulic motor to the chassis.

  • Page 76: Check The Tighteness Of Pump Fixing Screws

    SWL Series Skid Steer Loader • Take into consideration that fuel is a flammable fluid. Clean the spilled fuel in order to prevent risk of fire. 5.5.5.2 CHECK THE TIGHTENESS OF PUMP FIXING SCREWS • Check and if necessary tighten the screws of the gear pump fixing point.

  • Page 77: Changing The Hydarulic Oil And Clean The Suction

    SWL Series Skid Steer Loader 3) Once the oil is drained screw on the plug located in the front part and fill through the plug located in the top until the oil reaches the lower edge of the hole. Only fill with oil recommended in the manual.

  • Page 78: Checking The Pump's Pressure And The Valve

    SWL Series Skid Steer Loader 5) Introduce the new filters carefully inside the filter-container. 6) Tighten the flanges and close the filter-container. Make sure the air’s entrance (5) is in the bottom side of the air filter. 7) Make sure the switch (6) is connected.

  • Page 79: Trouble Shooting

    SWL Series Skid Steer Loader 4) Led the fuel flow totally. 5) Close the draining valve. 6) Refill the tank with the fuel type recommended in this manual. 5.5.9 TROUBLE SHOOTING Trouble Cause Solution Electric system • • Lamps do not work properly...
  • Page 80 SWL Series Skid Steer Loader Trouble Cause Solution • • Max. pressure valve Reset or change setting incorrect, or valves closed due to impurities • • Dirty drain filter Change Power system • • Oil level too low Refill Oil pressure warming light •...
  • Page 81 SWL Series Skid Steer Loader Trouble Cause Solution • • tend to be black Faulty injectors Change • • Faulty compression Adjust valve clearance • • Combustion noise Faulty injectors Change occasionally resembles blow • • Fuel with low cetane...
  • Page 82 SWL Series Skid Steer Loader Trouble Cause Solution • • Excessive Check oil lever and temperature clean exchanger • • Travel motor faulty Repair or change • • Endothermic engine Reduce loads due to strongly overloaded lifting Traction force is insufficient •...

  • Page 83: Optional Equipment

    6 OPTIONAL EQUIPMENT • Besides of the standard equipments for SWL series skid steer loader, Sunward also provides optional equipment. Please read the following information carefully before operation and refer to the involved instruction. • Only use the special or particular optional equipment recommended by Sunward or meeting with the request mentioned in the tables.

  • Page 84: Security Measures For Installation

    SWL Series Skid Steer Loader Support heavy parts prior to disassembly of the optional equipment and care about its gravity centre during lifting the heavy parts. Operation of suspension loading would put you and your machine into extreme danger. Promise the safety of the loading by holding it on the supports always.

  • Page 85: Connection Of Hydraulic Circuit

    SWL Series Skid Steer Loader Make sure the oil would not flow into connectors of pedal and unconnected pipes when replacing the independent hydraulic circuit or before disassembling the quick coupler. 6.5 CONNECTION OF HYDRAULIC CIRCUIT Before any operation on the hydraulic circuit, stop engine firstly and engage steer handle in each direction to release the pressure, and lock on the safety rod.

  • Page 86: Other Data

    SWL Series Skid Steer Loader 7 OTHER DATA 7.1 ELECTRIC DIAGRAM...

  • Page 87: Electric Elements Chart

    SWL Series Skid Steer Loader 7.2 ELECTRIC ELEMENTS CHART Code Name and function Code Name and function Battery 12V Warm air conditioner switch Alternator High flow switch Starter Enable switch Main fuse Enable switch lamp Starting fuse Disconnect switch Fast pull fuse...

  • Page 88: Hydraulic Diagram

    SWL Series Skid Steer Loader R1~R4 Resistance Rear work lamp switch D1~D7 Diode Left Turning Light switch Enable switch lamp Right Turning Light switch Water temperature meter Wiper switch Fuel gauge Air filter sensor Hour meter Hydraulic oil filter sensor...

  • Page 89: Information Of Manufacturer

    SWL Series Skid Steer Loader 8 INFORMATION OF MANUFACTURER Company Name: SUNWARD INTELLIGENT EQUIPMENT Co., Ltd. Brand: Address: No.16, Lixiang Road (M), Xingsha, Changsha, 410100 Hunan, China Tel: 0086 731 83572688 83572666 Service point: Information of Distributors Information of Distributor...

This manual is also suitable for:

Swl2820Swl2830Swl3210Swl3220Swl3230Swl4018

Table of Contents

Save PDF