Wacker Neuson PST2-400 User manual

Operator’s Manual
Pump
PST2-400, PSTF2-400
Type PST2-400, PSTF2-400
Document 5000188001
Date 1215
Version 06
Language EN
5000188001

Copyright notice © Copyright 2015 by Wacker Neuson Production Americas LLC
All rights, including copying and distribution rights, are reserved.
This publication may be photocopied by the original purchaser of the
machine. Any other type of reproduction is prohibited without express
written permission from Wacker Neuson Production Americas LLC.
Any type of reproduction or distribution not authorized by Wacker
Neuson Production Americas LLC represents an infringement of valid
copyrights. Violators will be prosecuted.
Trademarks All trademarks referenced in this manual are the property of their
respective owners.
Manufacturer Wacker Neuson Production Americas LLC
N92W15000 Anthony Avenue
Menomonee Falls, WI 53051 U.S.A.
Tel: [phone] · Fax: [phone] · Tel: [phone]
www.wackerneuson.com
Original instructions This Operator’s Manual presents the original instructions. The original
language of this Operator’s Manual is American English.

Foreword
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Foreword
Machines covered in this manual
This manual provides information and procedures to safely operate
and maintain this Wacker Neuson model. For your own safety and
protection from injury, carefully read, understand and observe the
safety instructions described in this manual.
Keep this manual or a copy of it with the machine. If you lose this
manual or need an additional copy, please contact Wacker Neuson
Corporation. This machine is built with user safety in mind; however,
it can present hazards if improperly operated and serviced. Follow
operating instructions carefully! If you have questions about operating
or servicing this equipment, please contact Wacker Neuson
Corporation.
The information contained in this manual was based on machines in
production at the time of publication. Wacker Neuson Corporation
reserves the right to change any portion of this information without
notice.
All rights, especially copying and distribution rights, are reserved.
Copyright 2009 by Wacker Neuson Corporation.
No part of this publication may be reproduced in any form or by any
means, electronic or mechanical, including photocopying, without
express written permission from Wacker Neuson Corporation.
Any type of reproduction or distribution not authorized by Wacker
Neuson Corporation represents an infringement of valid copyrights
and will be prosecuted. We expressly reserve the right to make
technical modifications, even without due notice, which aim at
improving our machines or their safety standards.
Machine Item Number
PST2 400 0009112
PSTF2 400 0620435

Foreword
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PST2/PSTF2 400 Table of Contents
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Foreword 3
1. Safety Information 7
1.1 Operating and Electrical Safety ............................................................ 8
1.2 Informational Labels ............................................................................. 8
2. Operation 9
2.1 Names of Parts ..................................................................................... 9
2.2 Prior to Operation ............................................................................... 10
2.3 Installation .......................................................................................... 10
2.4 Installing the Float (if equipped) ......................................................... 13
2.5 Electrical Wiring .................................................................................. 15
2.6 Electrical Circuit Diagrams ................................................................. 17
2.7 Operation ............................................................................................ 19
2.8 Automatic Operation (PSTF2 400 only) ............................................. 22
2.9 Residue Plate ..................................................................................... 23
3. Maintenance 24
3.1 Periodic Maintenance Table ............................................................... 24
3.2 Maintenance and Inspection .............................................................. 25
3.3 Disassembly and Reassembly ........................................................... 27
3.4 Disassembly ....................................................................................... 28
3.5 Impeller Inspection ............................................................................. 29
3.6 Impeller Reassembly .......................................................................... 30
3.7 Troubleshooting .................................................................................. 31
4. Technical Data 32
4.1 Standard Specifications ...................................................................... 32
4.2 Operating Specifications .................................................................... 33
4.3 Dimensions ......................................................................................... 34

Table of Contents PST2/PSTF2 400
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PST2/PSTF2 400 Safety Information
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1. Safety Information
This manual contains DANGER, WARNING, CAUTION, NOTICE and
NOTE callouts which must be followed to reduce the possibility of
personal injury, damage to the equipment, or improper service.
This is the safety alert symbol. It is used to alert you to potential
personal injury hazards. Obey all safety messages that follow this
symbol to avoid possible injury or death.
DANGER indicates a hazardous situation which, if not avoided, will
result in death or serious injury.
WARNING indicates a hazardous situation which, if not avoided, could
result in death or serious injury.
CAUTION indicates a hazardous situation which, if not avoided, could
result in minor or moderate injury.
NOTICE:Used without the safety alert symbol, NOTICE indicates a
situation which, if not avoided, could result in property damage.
Note: Contains additional information important to a procedure.
DANGER
WARNING
CAUTION

Safety Information PST2/PSTF2 400
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1.1 Operating and Electrical Safety
To reduce risk of electric shock, connect only to a properly grounded,
grounding-type receptacle.
Risk of electric shock—this pump has not been investigated for use in
swimming pool areas.
An acceptable motor-control switch shall be provided at the time of
installation according to local codes and regulations.
To reduce risk of electric shock, follow instructions in this manual for
proper installation.
CAUTION: This pump may automatically restart. Prior to working on
the pump or control panel, all supply circuits must be disconnected.
CAUTION: Risk of shock—do not remove cord and strain relief.
1.2 Informational Labels
Label Meaning
A nameplate listing the model number, item num-
ber, revision number, and serial number is
attached to each unit. Please record the informa-
tion found on this plate so it will be available
should the nameplate become lost or damaged.
When ordering parts or requesting service infor-
mation, you will always be asked to specify the
model number, item number, revision number,
and serial number of the unit.
WARNING
Wacker Neuson Corporation
Menomonee Falls, WI 53051 USA
Model ItemNo. Rev.
SerialNo.
VHz
kWkgMax.L/minMax.m
MADEIN TAIWAN
HPlbsMax.GPMMax.ft CUS
L
I
S
T
E
D
R
Phase
C22.2 No.108-M89
2001993
Conforms toULStd.778
Cert.to CAN/CSA St d.
Amp.
Man.Y/MTHERMALLY PROTECTED
INDOORSOR OUTDOORS
CSA ENCLOSURE 3

PST2/PSTF2 400 Operation
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2. Operation
2.1 Names of Parts
See Graphic: wc_gr001699
Ref Description Ref Description
1 Lifting handle 9 Oil plug
2 Mechanical seal 10 Dust seal
3 Lubricant 11 Sleeve
4 Oil housing 12 Impeller
5 Coupling 13 Stirrer nut
6 Volute 14 Strainer
7 Gasket 15 Oil lifter
8 Cable assembly
wc_gr001699
8
1
9
10
12
13
14
6
11
15
2
53

Operation PST2/PSTF2 400
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2.2 Prior to Operation
When the pump is delivered, first perform the following checks:
• Inspection
While unpacking, inspect the product for damage during shipment, and
make sure all bolts and nuts are tightened properly.
• Specification check
Check the model number to make sure it is the product that was
ordered. Be certain it is the correct voltage and frequency.
Note: If there is any problem with the product as shipped, contact your
nearest dealer or Wacker Neuson representative at once.
• Product specifications
Do not operate this product under any conditions other than those for
which it is specified. Failure to observe this precaution can lead to
electrical shock, current leakage, fire, water leakage or other
problems.
2.3 Installation
If the pump is used to drain a swimming pool, the pump must be
connected to a Ground Fault Interrupter (GFI).
If the pump is used in fountains, the pump must be connected to a
Ground Fault Interrupter (GFI).
The pump must not be used when people are in the water.
Leakage of pump lubricants may cause pollution of water.
Proper plug must be provided according to local codes and standards.
Refer to wiring diagram.
Do not use this pump in liquids other than water, such as oil, salt water,
or organic solvents.
Use with a power supply voltage within ±5% of the rated voltage.
Do not use in water temperatures outside the range of 0–40°C
(32–104°F) which can lead to failure, current leakage or shock.
Do not use in the vicinity of explosive or flammable materials.
Use only in fully assembled state.
Note: Consult your local dealer or Wacker Neuson representative
before using with any liquids other than those indicated in this
document.
CAUTION
WARNING