Summary of Contents for Sunwa SC-5
- Page 1 STAIR CHAIR SC-5 OPERATION MANUAL POWERED STAIR CLIMBER Doc. No. SUNWA LTD. F-31-1...
- Page 2 This machine shall be operated only by an operator who has undergone the appropriate training program. z STAIR CHAIR SC-5 is for one passenger. Even if the total weight does not exceed the maximum allowable load, a passenger holding a child on his/her lap will not be allowed because this is highly dangerous.
- Page 3 We retain the parts necessary for the maintenance of the product for at least seven years after the termination of the production of the product. For any unclear matters concerning the product or after-purchase servicing, please ask your sales agent. ●In case you wish to scrap this product Please contact your sales agent or SUNWA LTD.
- Page 4 SUNWA LTD. 571 Negishi. Sayama. Saitama 350-1325. Japan Phone: +81-4-2954-6611 Fax: +81-4-2954-6617 URL: http://www.sunwa-jp.co.jp 2012.7...
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Page 5: Table Of Contents
TABLE OF CONTENTS 1. ESSENTIALS OF SAFE OPERATION 2. CONFIGURATION AND SPECIFICATIONS 2-1 PRODUCT CONFIGURATION ..............3 2-2 SPECIFICATIONS ..................3 3. NAME OF EACH UNIT 4. DESCRIPTION OF EACH UNIT 5-12 4-1 HOW TO SET THE BACK SUPPORT FRAME ......... 5 4-2 HOW TO FOLD THE BACK SUPPORT FRAME ........ -
Page 6: Essentials Of Safe Operation
ESSENTIALS OF SAFE OPERATION Before using STAIR CHAIR z This machine cannot be used on stairs as shown below. 35 degrees or over * See P12. <Spiral staircase> <Staircase with curve> <Staircase angle exceeding 35 degrees> Over 340 mm Over 180 mm * See P11 12. - Page 7 Be sure to carry out inspection before usage. z The operator of STAIR CHAIR shall carry out inspection prior to usage. The initial inspection is necessary for safe operation. Handling of Battery z Battery is a sealed type. It is unnecessary to refill it with water. Never dismantle Battery.
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Page 8: Configuration And Specifications
• Sheet Cover 1 sheet • Kick Stand • Key Chain 1 piece • Battery Pack 2-2 SPECIFICATIONS Model SC-5 Passenger 1 (Max.130 kg) Operator 2 Rubber Crawlers (Width: 51 mm, Ground contacting length: 682 mm, Rubber Crawlers Tread 241 mm) Motor Type: permanent-magnet DC motor, 1pc. -
Page 9: Name Of Each Unit
NAME OF EACH UNIT Headrest [Operation Box] Lock Release Lever Key Switch Battery Gauge Back Support Frame Short Plug Emergency Stop Switch UP/DOWN Switch Seat Chest Belt Leg Belt Abdominal Belt Side Frame Lock Release Pin Idler Wheel Frame Wheels Relay Box Reduction Gear, Motor... -
Page 10: Description Of Each Unit
DESCRIPTION OF EACH UNIT 4-1 HOW TO SET THE BACK SUPPORT FRAME Push Lock Release Lever, which is located above Operation Box, to the left. Hold Back Support Frame and let the frame slide slightly backward and upward. Lock Release Lever ... -
Page 11: How To Fold The Back Support Frame
4-2 HOW TO FOLD THE BACK SUPPORT FRAME Hold Back Support Frame with one hand, grasp Lock Release Pins, and let the frame slide slightly toward the front side. NOTE: Do not manipulate Lock Release Pin with a passenger on the machine. Lock Release Pin ... -
Page 12: Swiches
4-3 SWITCHES Key Switch It turns of/off the power supply. When it is turned clockwise, the power will be ON and when turned counter-clockwise, the power will be off. A key chain for Key Switch may be used if need arises by attaching it to the key. -
Page 13: Kick Stand
4-4 KICK STAND This Stand prevents STAIR CHAIR toppling backward while the passenger is being seated/unseated from STAIR CHAIR. In order to prevent an accident, UP/DOWN Switch won't function while Stand is extended. Before using STAIR CHAIR, be sure to retract Kick Stand. -
Page 14: Battery Pack Removal/Installation
4-6 BATTERY PACK REMOVAL/INSTALLATION Keep Battery Pack's Handle and raise it. If you hold the handgrip of Battery Pack with the back of your hand up, your hand may hit the frame. Battery Pack Handle Pull Battery Pack out while keeping it raised. ... -
Page 15: Battery Gauge Indication
4-7 BATTERY GAUGE INDICATION Battery Gauge Charge immediately When the charge level decreases, the illumination will shift to the left. Battery Gauge Available time Approx. 30 min The right end LED illuminates Approx. 20 min. The fourth LED from the right end illuminates Approx. -
Page 16: How To Use The Stair Gauge
4-8 HOW TO USE THE STAIR GAUGE Detach Stair Gauge, which is attached to the side of the left frame. u Slide Stair Gauge to the right. v Pull it upward and match the positions of the holes and the catches. w Dislodge the gauge from the catches by pulling it toward you, and then slide it to the right to remove it from the frame. - Page 17 Place Stair Gauge between a nose and the next nose Hole to measure the pitch of the step. If the pitch of the step is between the two holes at both ends of Stair Gauge, the machine can be used. Stair Gauge If the pitch of the step is outside of the two holes, the machine cannot be used because doing so could...
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Page 18: Battery Charge System
BATTERY CHARGE SYSTEM 5-1 BATTERY A Sealed Lead Battery is used in STAIR CHAIR. It is a maintenance-free and non water requiring Battery. Whenever Battery is handled, be sure to follow the cautions shown below. NOTE: Immediately after Battery is used, Battery must be charged using special Battery Charger. If insufficient battery charge is left, less power for following operations will result in difficulty of operation. -
Page 19: Charging Procedure
5-3 CHARGING PROCEDURE Remove Short Plug on Operation Box and connect Charger's Plug to Charging Receptacle. NOTE: The plug has a correct orientation. Match the orientation using the thick pin as a guide and insert it. When charging is complete (during operation), connect Short Plug to Charging Receptacle. - Page 20 CAUTION Prepare an area-specific AC conversion Adapter for installation between AC outlet and Power Plug. When Power Plug is inserted, the charging process immediately starts. The charging progress is indicated by LED's colors. Red....Power is supplied. Orange....Charging. Green....Fully charged. HIGH POWER TECH.
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Page 21: Malfunction, Inspection, Resolution Procedure
5-4 MALFUNCTION, INSPECTION, RESOLUTION PROCEDURE TROUBLE CAUSE COUNTERMEASURE Insufficient insertion of Power Plug into outlet. Check outlet and securely connect Power Plug. No power is supplied. Check power and other relevant parts. Power Cord is broken. Arrange its repair or replacement. No power supplied. -
Page 22: Battery Replacement
5-5 BATTERY REPLACEMENT Unscrew Screws mounting Battery Case and Cover. Battery Case Battery Screw Disconnect cables from Battery Terminals, remove Battery Pack exhausted Batteries, and install new ones. ChargerÊs receptacle Black Connect the wires to the new battery as shown in White Battery the diagram on the right and confirm that there is... -
Page 23: Handling Warnings Of Lead Battery
Please cooperate in recycling the Battery Used Battery will be recycled. For Battery disposal, contact the sales agency or SUNWA Co., Ltd. When the Battery is returned, be sure to apply insulation tape to the Battery terminals. Used Battery still... -
Page 24: Pre-Use Inspection
PRE-USE INSPECTION Before using the machine, be sure to carry out the daily inspection. The daily inspection will prevent trouble. It is essential before handling STAIR CHAIR. SWITCH INSPECTION UP/DOWN Switch Operation Box Emergency Stop Switch Key Switch y Check that all Switches function correctly. FRAME INSPECTION Leg Belt Back Support Frame... - Page 25 CHECKING THE LOCK MECHANISM BACK SUPPORT FRAME LOCK PIN FOR FOLDING INSPECTION Lock Release Lever Lock Mechanism Back Support Frame Lock Pin Lock Release Pins - Check that the Lock Mechanism works correctly - Check that both of the Back Support Frame and that locking is securely achieved.
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Page 26: Operation
OPERATION 7-1 SEAT THE PASSENGER IN STAIR CHAIR When a passenger mounts the machine, extend Kick Stand so that the machine does not trip backward even if the passenger pushes his/her own body against the frame. WARNING Be sure to extend Kick Stand whenever a passenger is mounting or dismounting the machine. -
Page 27: Ascending Stairs
When traveling on flat ground, the operator shall hold the handle part of Back Support Frame with his/her both hands and use Traveling Wheels without Rubber Crawlers (with the part slightly uplifted as shown in the illustration). NOTE: If for some emergency the operator must leave STAIR CHAIR while passenger transport is in progress, he/she must sets Kick Stand and check that conditions are safe before leaving... - Page 28 (2) Starting the ascent Turn Key Switch to ON. Power Continue to press the upper side of UP/DOWN Supply switch and at the same time hold the handle securely with both hands. NOTE: Until Rubber Crawlers touch the third step, the balance of the machine tends to become unstable.
- Page 29 (4) Stopping STAIR CHAIR in the middle of the Stable stairs (with a three-point contact) Once the finger is released from Switch, Electromagnetic Brake will function immediately and STAIR CHAIR will immediately stop. Because lugs rest on the stair's corners, STAIR CHAIR will not slide down the stairs.
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Page 30: Swivel At Landing Area
After STAIR CHAIR is temporarily stopped, tilt Handle slowly toward the operator. STAIR CHAIR's Wheels will contact the floor. After Wheels contact is confirmed, press the upper side of UP/DOWN Switch and back up until no part of STAIR CHAIR extends over the stairs. 7-3 SWIVEL AT LANDING AREA At the landing, press the handle down and raise the front part slightly off the floor, and swivel the machine... -
Page 31: Descending Stairs
7-4 DESCENDING STAIRS (1) Starting descend operation Hold the machine at a right angle to the stairs and position the stop mark to the edge of the top step, and stop the machine temporally without fail. At a right angle to the stairs Set the machine with the front facing the stairs. - Page 32 When it is confirmed that Rubber Crawlers have touched the stairs and the machine is at a right angle to the stairs, press the lower side of UP/ DOWN switch. Down UP/DOWN switch (2) STAIR CHAIR reaches the bottom of the stairs Keep pressing DOWN Switch until STAIR CHAIR reaches the bottom of the stairs.
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Page 33: Dismounting
7-5 DISMOUNTING When dismounting, extend Kick Stand to prevent overturning in case the passenger leans on the frame side. Open Kick Stand Be sure to extend Kick Stand whenever a passenger is WARNING mounting or dismounting the machine. Otherwise, the machine may overturn backwards, leading to a head injury. -
Page 34: Daily Maintenance And Care
DAILY MAINTENANCE AND CARE 8-1 BATTERY z When STAIR CHAIR is not to be used or its Battery Pack is to be charged, turn off Key Switch and remove Key. If Key Switch is kept in the ON position, Battery will quickly discharge and it may not have capacity to run STAIR CHAIR the following day. -
Page 35: Periodic Voluntary Inspections
PERIODIC VOLUNTARY INSPECTIONS The following table provides a brief description of the periodic voluntary inspection procedure for STAIR CHAIR SC-5. Be sure to carry out periodic inspections. Failing to do so may cause an accident or may shorten the life of the machine. -
Page 36: Troubleshooting
Are the stairs usable in a safe way? ......(See 1. ESSENTIALS OF SAFE OPERATION on P1.) z Is the passenger over 130 kg? .............(See 2-2 SPECIFICATIONS on P3.) If the above does not help, consult your sales agent or SUNWA LTD.
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