Leslie 55 Installation, Operating And Maintenance Instructions

Diaphragm actuator

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12501 Telecom Drive, Tampa Florida 33637
DIAPHRAGM ACTUATOR
SCOPE...............................................................................................................................................................................................2
INSTALLATION..............................................................................................................................................................................2
OPERATION ....................................................................................................................................................................................3
MAINTENANCE..............................................................................................................................................................................3
.........................................................................................................................................................................................3
TROUBLESHOOTING .................................................................................................................................................................16
F
1 - D
D
IGURE
IRECT
IAPHRAGM
F
2 - E
V
IGURE
XTERNAL
IEW OF
F
3 - R
D
IGURE
EVERSE
IAPHRAGM
F
4 - D
H
IGURE
ISENGAGING
F
5 - E
V
IGURE
XTERNAL
IEW OF
Installation, Operating and
Maintenance Instructions
35(R), 55(R), 85(R), 135(R)

TABLE OF CONTENTS

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..................................................................................................................................................3
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.............................................................................................................................................10
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ILLUSTRATION INDEX
A
/ HOD.............................................................................................................................6
CTUATOR
D
A
D
IRECT
CTING
IAPHRAGM
A
/ HOD ........................................................................................................................12
CTUATOR
D
N
ANDSCREW
ISC FROM
UT
R
A
D
EVERSE
CTING
IAPHRAGM
Supplement
...........................................................................................2
...........................................................................................2
A
.........................................................................................8
CTUATOR
..................................................................................................................13
A
.....................................................................................13
CTUATOR
1
10/0.5.1
Rev. 1

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Summarization of Contents

INSTALLATION
Assemble Direct Actuator to Equipment
Instructions for attaching the direct-acting actuator to equipment.
Assemble Reverse Actuator to Equipment
Instructions for attaching the reverse-acting actuator to equipment.
Setting Actuator Stroke
Procedure for adjusting the actuator's travel distance.
Setting the Actuator Spring Load
Steps to adjust the force provided by the actuator's spring.
MAINTENANCE
General Maintenance Procedures
General procedures and precautions before performing maintenance.
Direct Actuator Disassembly and Reassembly
Steps for the disassembly and reassembly of direct actuators.
Direct Actuator HOD Maintenance
Procedures for maintaining the Hand Operating Device on direct actuators.
Reverse Actuator Disassembly and Reassembly
Steps for the disassembly and reassembly of reverse actuators.
Reverse Actuator HOD Maintenance
Procedures for maintaining the Hand Operating Device on reverse actuators.

Table of Contents