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OPERATION MANUAL
RB16 25 32 Portable Rebar Bender
P E R F O R M A N C E · E F F I C I E N T · R E L I A B L E
Master sincerely thanks you for selecting the Concrete Cutting Machine.
For your Safety and proper operation, before you start to operate or carry
out any maintenance on this equipment, YOU MUST READ and STUDY
this manual carefully. Be sure to always keep it ready for reference.
Produced By Henan Master Machinery Co.,Ltd
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Summary of Contents for Master RB16
- Page 1 P E R F O R M A N C E · E F F I C I E N T · R E L I A B L E Master sincerely thanks you for selecting the Concrete Cutting Machine.
- Page 2 Dear Customer, Thanks for choosing Master machine. To ensure the safety and proper use of the machine, please read the instruction book carefully before use. Also, please fill this card and save it for warranty use. Buyer Name Purchase Time...
- Page 3 GENERAL SAFETY PRECAUTIONS USAGE Use rebar bender on concrete re-inforcing bars only. RESRICT USE TO DESIGNATED MATERIALS Don’t use the machine to bend very hard rebar.The hard rebar may break and will also damage the tool. Do not attempt to bend rebars. Harder,thicker or thinner than those specified (see page 5).
- Page 4 Disconnect bender from outlet while not in use and before cleaning,adjusting or servicing.Do not disconnect plug from outlet by pulling the cord.Always check that the switch lock is OFF before plugging in. BEWARE OF ENVIRONMENT Do not use bender in the presence of flammable materials(e.g. paint,thinner, petroleum products ,adhesives).
- Page 5 MAINTAIN BENDER WITH CARE Inspect bender before each application.Keep handle dry,clean and free from oil and/or grease.Keep housing and piston free of dirt and iron filings.Check that no screws or bolts are loose or missing.Following instructions for maintenance.Inspect switch,cord,Plug and any extension cable at regular intervals.
- Page 6 PARTS AND SPECIFICATIONS OF RB-16 Model NRB-32 NRB-25 NRB-22 RB-16 Voltage □100/115V □220-240V AC only Wattage 1600 W 1500W 1200W 900W Dimensions 560*260*200 560*170*220 580*170*210 600*170*200 Weight 24 Kg 16 Kg 16KG 15KG Max.rebar 32 mm 25mm 22mm 16mm diameter Min.rebar diameter Max.rebar...
- Page 7 OPERATING INSTRUCTIONS ! CAUTION: Indicates hazard that could result in minor personal injury and/or product damage. CARE: Indicates hazard that will result in product damage. PRE-USE CHECKS Check oil level. Check condition of bender blocks and tightness of bender block bolts.
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Page 8: Operation
6.Before plugging in,make sure that the switch lock is OFF. WARM-UP In cold weather,warm up unit for 30~60 seconds so that the hydraulic oil reaches the proper viscosity.Pull trigger-switch to extend piston and release when it has reached its full stroke.Repeat 15~20 times. - Page 9 operating modes: PUSH & PULL. The mode is selected by moving the mode control lever to the appropriate position. “A” push (piston advances) “B” for pull (pisto n retracts) in either mode, simply press the switch to move the piston NB: The movement of the piston is limited by a safety valve.
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Page 10: Maintenance
NB: It is important that the rebar be properly fitted in the hook and against the rollers. INTERIOR ANGLE Since the piston stroke is limited , interior straightening/bending angle will vary according to rebar diameter and operating mode. Refer to the table below. - Page 11 !CAUTION: Hydraulic oil is highly flammable.Keep away from sparks and naked flame.Do not smoke. !CAUTION:Hydraulic oil may cause inflammation of the eyes and skin.If ingested,it will cause diarrhoea and vomiting. In case of eye contact, rinse in clean water for at least 15 minutes And consult a physician.
- Page 12 7. After topping up, extract air from system.Gently tilt cutter lengthwise and Return it to a level position.Top up again and tilt in the opposite direction. Repeat this process until all air has been extracted.CARE: Bender cannot function properly if oil contains air bubbles. 8.
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Page 13: Carbon Brushes
CARBON BRUSHES Inspect the two carbon brushes at least once every two months,(Nominal brush life is 200 hours). CARE: worn brushes will result in power loss, cause the motor to run hot And irreparably damage the armature’s commutator. Disconnect unit. Unscrew both brush caps and pull out carbon brushes.