HydraMaster Chem-Dry PowerHead User manual

Chem-Dry®PowerHead
®
Owner’s Manual
Manufactured Exclusively for
Model 700-041-012
MAN-33169 Rev. D, October 9, 2014
(P/N 000-182-067)
No part of this manual may be reproduced or used in any form or by any means (i.e. graphic, electronic, photocopying or electronic
retrieval systems) without the express written permission of Harris Research Inc. Specications and information in this document
are subject to change without prior notice. All rights reserved. © 2014 Harris Research Inc.

This page intentionally left blank.

Harris Research, Inc. i - Chem-Dry PowerHead Owner’s Manual
Chem-Dry®PowerHead®
Table of Contents
GENERAL INFORMATION.......................................................................... SECTION 1
Construction............................................................................................1-1
Contact Information................................................................................. 1-2
Warnings, Cautions and Notices.............................................................1-3
MACHINE SPECIFICATIONS...................................................................... SECTION 2
ASSEMBLY INSTRUCTIONS...................................................................... SECTION 3
OPERATING INSTRUCTIONS .................................................................... SECTION 4
Preparation..............................................................................................4-1
Control Functions....................................................................................4-2
Maneuvering the PowerHead..................................................................4-2
Edging Tool .............................................................................................4-3
CLEANING INFORMATION......................................................................... SECTION 5
Cleaning Patterns....................................................................................5-1
Special Information .................................................................................5-2
Cleaning Hints......................................................................................... 5-3
MACHINE MAINTENANCE......................................................................... SECTION 6
Daily Maintenance...................................................................................6-1
Periodic Maintenance..............................................................................6-3
Transport and/or Storage........................................................................ 6-4
Freeze Warning and Protection ..............................................................6-4
ELECTRICAL DIAGRAMS.......................................................................... SECTION 7
ASSEMBLIES AND PARTS LISTS ............................................................. SECTION 8
PowerHead Final Assembly Parts List....................................................8-3
Base and Drive Train Assembly Parts List.............................................. 8-6
Upper and Lower Handle Assembly Parts List........................................ 8-10
Vacuum Head Assembly Parts List......................................................... 8-12
Handle Locking Linkage Assembly Parts List ......................................... 8-13
Valve Stem Assembly Parts List.............................................................. 8-14
Solution Valve Assembly Parts List......................................................... 8-15
Vacuum Shoe and Skid Assembly Parts List .......................................... 8-16

Chem-Dry PowerHead Owner’s Manual - ii Harris Research, Inc.
Chem-Dry®PowerHead®
REPAIR ................................................................................................ SECTION 9
Felt Vacuum Seal ...................................................................................9-1
High Pressure Valve Assembly............................................................... 9-2
TROUBLESHOOTING................................................................................. SECTION 10
LIMITED WARRANTY PLAN....................................................................... SECTION 11

Harris Research, Inc. iii - Chem-Dry PowerHead Owner’s Manual
Chem-Dry®PowerHead®
List of Figures
Figure 3-1. Base with Cover.......................................................................................3-1
Figure 3-2. Base without Cover...................................................................................3-1
Figure 4-1. Solution and Vacuum Hose Connections..................................................4-1
Figure 4-2. PowerHead Maneuvers Like a Buffer .......................................................4-2
Figure 4-3. Incorrect Use of the Machine....................................................................4-3
Figure 5-1. Recommended Cleaning Patterns............................................................5-1
Figure 5-2. Clean into an Area or Room......................................................................5-3
Figure 6-1. Check Jet Spray for Evenness..................................................................6-1
Figure 6-2. Remove Cleaning Head............................................................................6-1
Figure 6-3. Remove Debris .........................................................................................6-2
Figure 6-4. Lubricate Felt Vacuum Seal......................................................................6-2
Figure 6-5. Lubricate the Shaft....................................................................................6-2
Figure 6-6. Remove Retaining Clip with Screwdriver.................................................6-4
Figure 6-7. Tighten Setscrew.......................................................................................6-4
Figure 7-1. Wiring Diagram - 120 V, 60 Hz..................................................................7-1
Figure 8-1. PowerHead Final Assembly......................................................................8-2
Figure 8-2. Base and Drive Train Assembly - View 1 of 2...........................................8-4
Figure 8-3. Base and Drive Train Assembly - View 2 of 2...........................................8-5
Figure 8-4. Upper and Lower Handle Assembly - View 1 of 3....................................8-7
Figure 8-5. Upper and Lower Handle Assembly - View 2 of 3.....................................8-8
Figure 8-6. Upper and Lower Handle Assembly - View 3 of 3.....................................8-9
Figure 8-7. Vacuum Head Assembly.........................................................................8-11
Figure 8-8. Handle Locking Linkage......................................................................... 8-13
Figure 8-9. Valve Stem Assembly............................................................................. 8-14
Figure 8-10. Solution Valve Assembly...................................................................... 8-15
Figure 8-11. Vacuum Shoe and Skid Assembly........................................................ 8-16
Figure 9-1. Carefully Pry Seal Up and Lift Out...........................................................9-1
Figure 9-2. Use Can to Hold Oil for Seal.....................................................................9-1
Figure 9-3. Valve Assembly Parts................................................................................9-2