Hypertherm HyPrecision 75S Instruction Manual

Attenuator guard

for 60-hp and 75-hp pumps with single intensifiers

Installation guide

809630 | Revision 1 | English

HyPrecision and Hypertherm are trademarks of Hypertherm Inc. and may be registered in the United States and other
countries. All other trademarks are the property of their respective holders. © 2016 Hypertherm Inc.

Attenuator guard

Installation guide

809630

Revision 1

English

Original Instructions

June 2016

Hypertherm Inc.

Hanover, NH 03755 USA

www.hypertherm.com

Hypertherm Inc.

Etna Road, P.O. Box 5010
Hanover, NH 03755 USA
603-643-3441 Tel (Main Office)
603-643-5352 Fax (All Departments)
[e-mail] (Main Office Email)

800-643-9878 Tel (Technical Service)

[e-mail] (Technical Service Email)

800-737-2978 Tel (Customer Service)

[e-mail] (Customer Service Email)

866-643-7711 Tel (Return Materials Authorization)
877-371-2876 Fax (Return Materials Authorization)

[e-mail] (RMA email)

Hypertherm México, S.A. de C.V.

Avenida Toluca No. 444, Anexo 1,
Colonia Olivar de los Padres
Delegación Álvaro Obregón
México, D.F. C.P. 01780
52 55 5681 8109 Tel
52 55 5683 2127 Fax
[e-mail] (Technical Service Email)

Hypertherm Plasmatechnik GmbH

Sophie-Scholl-Platz 5
63452 Hanau
Germany
00 800 33 24 97 37 Tel
00 800 49 73 73 29 Fax

31 (0) 165 596900 Tel (Technical Service)
00 800 4973 7843 Tel (Technical Service)

[e-mail] (Technical Service Email)

Hypertherm (Singapore) Pte Ltd.

82 Genting Lane
Media Centre
Annexe Block #A01-01
Singapore 349567, Republic of Singapore
65 6841 2489 Tel
65 6841 2490 Fax
[e-mail] (Marketing Email)
[e-mail] (Technical Service Email)

Hypertherm Japan Ltd.

Level 9, Edobori Center Building
2-1-1 Edobori, Nishi-ku
Osaka 550-0002 Japan
81 6 6225 1183 Tel
81 6 6225 1184 Fax
[e-mail] (Main Office Email)
[e-mail] (Technical Service Email)

Hypertherm Europe B.V.

Vaartveld 9, 4704 SE
Roosendaal, Nederland
31 165 596907 Tel
31 165 596901 Fax
31 165 596908 Tel (Marketing)

31 (0) 165 596900 Tel (Technical Service)
00 800 4973 7843 Tel (Technical Service)

[e-mail]
(Technical Service Email)

Hypertherm (Shanghai) Trading Co., Ltd.

B301, 495 ShangZhong Road
Shanghai, 200231
PR China
86-21-80231122 Tel
86-21-80231120 Fax

86-21-80231128 Tel (Technical Service)

[e-mail]
(Technical Service Email)

South America & Central America: Hypertherm Brasil Ltda.

Rua Bras Cubas, 231 – Jardim Maia
Guarulhos, SP – Brasil
CEP 07115-030
55 11 2409 2636 Tel
[e-mail] (Technical Service Email)

Hypertherm Korea Branch

#3904. APEC-ro 17. Heaundae-gu. Busan.
Korea 48060
82 (0)51 747 0358 Tel
82 (0)51 701 0358 Fax
[e-mail] (Marketing Email)
[e-mail]
(Technical Service Email)

Hypertherm Pty Limited

GPO Box 4836
Sydney NSW 2001, Australia
61 (0) 437 606 995 Tel
61 7 3219 9010 Fax
[e-mail] (Main Office Email)
[e-mail]
(Technical Service Email)

Hypertherm (India) Thermal Cutting Pvt. Ltd

A-18 / B-1 Extension,
Mohan Co-Operative Industrial Estate,
Mathura Road, New Delhi 110044, India
91-11-40521201/ 2/ 3 Tel
91-11 40521204 Fax
[e-mail] (Main Office Email)
[e-mail]
(Technical Service Email)

1/28/16

Information and hazard symbols

Some symbols in this table could be relevant to other products.

This symbol identifies an imminently hazardous situation, which, if not avoided, will result in

DANGER

DANGER

WAR NING

WAR NING

death or serious injury.

Dangerous voltage
To reduce the risk of serious injuries or death, wear approved protection and follow safety

recommendations when working with electricity.

This symbol identifies a potentially hazardous situation, which, if not avoided, could result in
death or serious injury.

Do not operate this equipment without the guard installed

Symbols and marks

WAR NING

CAUTION

Risk of explosion

This symbol identifies a potentially hazardous situation, which, if not avoided, could result in
minor or moderate injury, or property damage.

Refer to the instruction manual. Read and understand all of the safety guidelines in this manual.

This symbol identifies a mandatory action.

This symbol identifies a prohibited action.

This symbol identifies tools or materials that are required or recommended for a procedure.

This symbol identifies a note or helpful information.

Safety and compliance Installation guide 809630 SC-5

Symbols and marks

SC-6 Safety and compliance Installation guide 809630

Section 3

Product description

This guard is designed to be used on a 2-liter Hypertherm or AccuStream attenuator.

The attenuator guard is intended to keep personnel safe from studs or end caps, which can become projectiles if the
attenuator fails.

Specifications

2-liter attenuator

Attenuator guard

181.44 kg (400 lb)

99.06 cm × 22.2 cm × 18.26 cm (39 in × 8-3/4 in × 7-3/16 in)

25.85 kg (57 lb)

Attenuator guard Installation guide 809630 7

Product description

8 Attenuator guard Installation guide 809630

Section 4

Installation

Hypertherm products are designed and manufactured with a commitment to continuous quality control and safety.
Contact a Hypertherm Technical Service Associate for information and support regarding the installation and repair of
this equipment.

These installation instructions are for 2-liter attenuators installed on:

 HyPrecision models 60S and 75S with single intensifiers

 AccuStream models AS-6060 and AS-6075 with single intensifiers

For other models, refer to 809640 Attenuator guard installation guide for 100-hp, 125-hp, and 150-hp pumps and
60-hp and 75-hp pumps with redundant intensifiers.

Safety

Refer to the instruction manual. Read and understand all of the safety guidelines in this manual.

Dangerous voltage

To reduce the risk of serious injuries or death, wear approved protection and follow safety

DANG ER

WAR NING

WAR NING

recommendations when working with electricity.

Personal protective equipment is recommended. Failure to wear personal protective equipment can result
in injuries or death.

A person who works on deenergized machinery may be seriously injured or killed if the machinery is
reenergized without permission.

All workers must respect lock-out and tag-out devices. Only the person who applies a hazardous energy
control device should remove it.

All workers in an area where energy-control procedures are used must receive training regarding the
energy-control procedure and the prohibition against removing a lock out-tag out device.

Keep the work area clean and free of fluid spills.

Attenuator guard Installation guide 809630 9

Installation

1

2

3

3

4

1 Attenuator

2 Attenuator straps

3 High-pressure tubing

4 Intensifier

Unpack the guard

Make sure that these items are included:

 Attenuator guard

 Attenuator guard strap kit

The attenuator guard strap kit contains:

 2 guard straps

 4 adhesive-backed rubber pads

 3/8-inch wrench

 Attenuator guard installation guide

Make sure that the equipment was not damaged during shipping. If the equipment is damaged, a claim must be filed
with the carrier. Report shortages or damages to the OEM or to Hypertherm Waterjet within 10 days of receipt of the
equipment.

Install the attenuator guard

WAR NING

WAR NING

Disconnect and lock out or tag out the electrical main and relieve all water and hydraulic pressure from
the pump before installing this equipment.

This installation procedure requires 2 people for some tasks.

Required parts, tools, and materials

Attenuator guard strap kit (included with the guard)

High-pressure antiseize lubricant such as Blue Goop or AccuGoop

13/16-inch open-ended wrench

10 Attenuator guard Installation guide 809630

Installation

1. Disconnect the high-pressure tubing from both ends of the attenuator. The tubing and connections are indicated
in red.

2. Put the adhesive-backed rubber pads on the tabs on both ends of the attenuator guard.

3. Use an assistant to help put the guard over the attenuator.

Attenuator guard Installation guide 809630 11

Installation

4. Put the guard straps inside the guard and around the attenuator.

5. Put the ends of the guard straps into the bolt drives.

6. Put the guard straps over the tabs on the top of the attenuator guard.

7. Turn the bolt drives clockwise to tighten the guard straps.

8. Connect the high-pressure tubing to the attenuator. Torque the connectors to 68 N ∙ m (50 lbf ∙ ft).

Put high-pressure antiseize lubricant on the threads of the high-pressure connectors.



9. Turn ON the pump in cooling mode. Monitor for leaks. Identify the source of a leak and repair the problem.

Use a piece of cardboard or other solid material to find leaks when the pump is operating. Do not

WAR N ING

use hands, cloth, paper, or towels.

Do not repair a leak with high-pressure water in the system. Discharge all high-pressure water

WAR N ING

before working on this equipment.

12 Attenuator guard Installation guide 809630

Section 5

Parts lists

Genuine Hypertherm parts are the factory-recommended replacement parts for this pump. The Hypertherm warranty
might not cover damage caused by using nongenuine Hypertherm parts.

To order parts, contact the original equipment manufacturer (OEM) or Hypertherm Inc. with the part numbers and
quantities.

Hypertherm Waterjet

305 2nd Ave NW, Suite 115

New Brighton, MN 55112 USA

[phone]

[phone] fax

Quantity refers to the number of units included with each part number.

16320 2-liter attenuator guard assembly kit

Part number

16308 Guard strap 2

16309 Adhesive-backed rubber pad 4

16322 3/8-inch wrench 1

809630

Description

Attenuator guard installation guide
for 60-hp and 75-hp pumps

Quantity

1

Attenuator guard Installation guide 809630 13

Parts lists

Other parts

Lubricants

Part number Description

11111 Blue Goop high-pressure antiseize lubricant

11448 AccuGoop food-grade high-pressure antiseize lubricant

14 Attenuator guard Installation guide 809630