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Models
Descriptions
N-28
Pistol Grip Pneumatic Needle Scalers (polished)
HN-28
Pistol Grip Pneumatic Needle Scalers (painted)
N-24
Pistol Grip Pneumatic Needle Scalers (polished)
HN-24
Pistol Grip Pneumatic Needle Scalers (painted)
SN20ST
In-line Pneumatic Needle Scalers
SN16PG
Pistol Grip Pneumatic Needle Scalers
Read this manual carefully before installing, operating or servicing this equipment. It's the responsi-
bility of the employer to ensure this manual is read by the operator. Please preserve this manual.
This document is issued with Product Serial No
Operation and Maintenance Guide
N-28 / HN-28
SN20ST
N-24 / HN-24
SN16PG
IMPA Code
59 04 64
59 04 63
59 04 62
59 04 61

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Table of Contents
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Summary of Contents for Teryair N-28

  • Page 1 Operation and Maintenance Guide N-24 / HN-24 N-28 / HN-28 SN16PG SN20ST Models Descriptions IMPA Code N-28 Pistol Grip Pneumatic Needle Scalers (polished) 59 04 64 HN-28 Pistol Grip Pneumatic Needle Scalers (painted) N-24 Pistol Grip Pneumatic Needle Scalers (polished)
  • Page 2: Table Of Contents

    Page 2 Table of Contents Introduction Technical Data Safety Instructions Operating Instructions Suggested Lubricants Diassembly and Re-assembly for N-28 / HN-28 Bill of Materials for N-28 / HN-28 Exploded View for N-28 / HN-28 Diassembly and Re-assembly for N-24 / HN-24 Bill of Materials for N-24 / HN-24 Exploded View for N-24 / HN-24 Diassembly and Re-assembly for SN 20ST Bill of Materials for SN 20ST Exploded View for SN 20ST Diassembly and Re-assembly for SN 16ST Exploded View for SN 16 ST Bill of Materials for SN 16 PG Eu Declaration Of Conformity Warranty Certificate FF-MM-300-REV - 00...
  • Page 3: Introduction

    Page 3 Introduction Teryair needle guns are rugged tools. They are designed to be easy to use and maintain. They are ideal for removing layers of paint, corrosion and chemical coatings etc. from metal and non metal surfaces. These tools work well on irregular surfaces and in crevices and corners. The needles are heat treated and are quickly replaceable.
  • Page 4: Operating Instructions

    • Do not drag this Pneumatic Needle Scaler by air hose. Caution Warning Use only genuine Teryair or Teryair approved accessories. Do not use the Pneumatic Needle Scaler in potentially explosive environments. Warning This Pneumatic Needle Scaler is not designed for use in an explosive environment.
  • Page 5: Suggested Lubricants

    Hoses Daily before operation check the hoses, especial- ly the high pressure hoses for damage or leaks Use genuine Teryair spares and if possible men- tion the serial number of the Pneumatic Nee- dle Scaler when ordering spares. Use genuine...
  • Page 6: Diassembly And Re-Assembly For

    Page 6 Diassembly and Re-assembly for N-28 / HN-28 a. Shut off air supply and allow residual Pressure to bleed off. b. Unscrew Clamp Bolt (2) from Needle Guide (1) to remove Needle guide (1) c. Remove Safety Band (9) from Stop Ring (3).
  • Page 7: Bill Of Materials For

    Operation and Maintenance Guide Pneumatic Needle Scalers Page 7 Bill of Materials for N-28 / HN-28 Illustration Part Number Description N 28 Number 022 90 35 NEEDLE GUIDE 022 90 62 CLAMP BOLT 022 90 01 STOP RING 022 90 03...
  • Page 8: Exploded View For

    Page 8 Exploded View for N-28 / HN-28 FF-MM-300-REV - 00...
  • Page 9 Operation and Maintenance Guide Pneumatic Needle Scalers Page 9 Diassembly and Re-assembly for N-24 / HN-24 a. Shut off air supply and allow residual Pressure to bleed off. b. Unscrew Clamp Bolt (2) from Needle Guide (1) to remove c. Now Unscrew Stop Ring (2) from Cylinder (8) and replace it with new one.
  • Page 10: Bill Of Materials For

    Page 10 Bill of Materials for N-24 / HN-24 Illustration Part Number Description N 24 Number 022 40 01 NEEDLE GUIDE 022 40 17 STOP RING 022 90 63 HEX. NUT 022 90 61 CLAMP BOLT 022 90 04OL NEEDLE (3mm X 180mm) 022 90 08 NEEDLE (2mm x 180mm) 022 4045...
  • Page 11: Exploded View For

    Operation and Maintenance Guide Pneumatic Needle Scalers Page 11 Exploded View for N-24 / HN-24 FF-MM-300-REV - 00...
  • Page 12: Diassembly And Re-Assembly For Sn 20St

    Page 12 Diassembly and Re-assembly for SN 20ST a. Shut off air supply and allow residual Pressure to bleed off. b. Remove Safety Band (5) from Stop Ring (1). Now Unscrew Stop Ring (1) from Cylinder (6) and replace it with new one. (If found damaged/Worn-out) c.
  • Page 13: Bill Of Materials For Sn 20St

    Operation and Maintenance Guide Pneumatic Needle Scalers Page 13 Bill of Materials for SN 20ST Illustration Part Number Description SN 20 ST Number 140 21 01 STOP RING 140 21 02 NEEDLE SUPPORTER (3 MM) 022 90 04OL NEEDLE (Ø3 X 180) 140 21 03 THROTTLE ANVIL 140 51 12...
  • Page 14: Exploded View For Sn 20St

    Page 14 Exploded View for SN 20ST FF-MM-300-REV - 00...
  • Page 15: Diassembly And Re-Assembly For Sn 16St

    Operation and Maintenance Guide Pneumatic Needle Scalers Page 15 Diassembly and Re-assembly for SN 16PG a. Shut off air supply and allow residual Pressure to bleed off. b. Remove Safety Band (5) from Stop Ring (1). Now Unscrew Stop Ring (1) from Cylinder (6) and replace it with new one.
  • Page 16: Exploded View For Sn 16 St

    Page 16 Exploded View for SN 16 PG FF-MM-300-REV - 00...
  • Page 17: Bill Of Materials For Sn 16 Pg

    Operation and Maintenance Guide Pneumatic Needle Scalers Page 17 Bill of Materials for SN 16 PG Illustration Part Number Description SN 16 PG Number 135 51 11OL NEEDLE (DIA 2 X 150) 135 21 06 NEEDLE SUPPORTER 135 21 02 THROTTLE ANVIL 135 21 03 PISTON...
  • Page 18: Eu Declaration Of Conformity

    Palghar – 401208, Maharashtra, India. CE certification registration no – C E 16832 Issued by – BMQR Certifications Pvt Ltd. www.cemarking-india.com Valid Till – 03/11/2021 Signed for and on behalf of TERYAIR EQUIPMENT PVT. LTD. Place of Issue: Date: FF-MM-300-REV - 00...
  • Page 19: Warranty Certificate

    Teryair; (vii) the issue with a Product is directly or indirectly attributable to, or directly or indirectly results from or arises out of, compliance with any design, specification or other specific requirement of Dealer/End User;...
  • Page 20 Operation and Maintenance Guide Pneumatic Needle Scalers Page 20 This page is intentionally Left blank. FF-MM-300-REV - 00...

This manual is also suitable for:

Hn-28N-24Hn-24Sn20stSn16pg

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