Advertisement

Quick Links

INFORMATION AND OPERATING INSTRUCTIONS
PEX 500-HM 23050
Owner's Manual
MODEL: 56384886
Revision B
Universal Cleaning Concepts LLC
1500 Industry Street, Suite 300
Everett, WA USA 98203
www.hydramaster.com
CAUTION - READ THE INSTRUCTIONS BEFORE USING THE MACHINE.
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 HydraMaster. Specifications and information in this document are
subject to change without prior notice. All rights reserved. © 2021, 2023 HydraMaster

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the HydraMaster PEX 500 and is the answer not in the manual?

Questions and answers

Jeff South
February 14, 2025

Wiring diagram for power cord connector

2 comments:
Jeff South
February 14, 2025

@Jeff South

Mr. Anderson
February 14, 2025

The wiring diagram for the power cord connector of the HydraMaster PEX 500 - HM 23050 includes the following connections:

- L1 and L2: Main power lines.
- Ground (GND): Safety grounding connection.
- Red/White and Black/White Wires: Connected to a ferrite filter.
- Red Wires: Linked to switches SW5 and SW6.
- Pump (500 PSI): Connected through switch S1.
- Temperature Sensors (TEMP 1 and TEMP 2): Connected via black and red wires.
- Yellow/White Wires: Connected to a bridge and hour meter (optional).

This wiring setup ensures proper power distribution and safety for the machine's operation.

This answer is automatically generated

Summary of Contents for Universal HydraMaster PEX 500

  • Page 1 INFORMATION AND OPERATING INSTRUCTIONS PEX 500-HM 23050 Owner’s Manual MODEL: 56384886 Revision B Universal Cleaning Concepts LLC 1500 Industry Street, Suite 300 Everett, WA USA 98203 www.hydramaster.com CAUTION - READ THE INSTRUCTIONS BEFORE USING THE MACHINE. 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 HydraMaster.
  • Page 2 This page intentionally left blank. RX-20 / CMX-20 Owner’s Manual - 2 PEX 500 Owner’s Manual - 2...
  • Page 3: Table Of Contents

    Table of Contents Introduction .........................5 Parts and Service ......................5 Nameplate ........................6 Uncrating the Machine ....................6 Cautions and Warnings ....................7 Grounding Instructions ....................8 Symbols on the Unit ....................9 Know Your Machine ....................10 Know Your Switch Plate ....................12 Preparing the Machine for Use .................13 Operating the Machine ....................14 After Using the Machine ....................16 Maintenance Schedule....................16...
  • Page 4 This page intentionally left blank. RX-20 / CMX-20 Owner’s Manual - 4 PEX 500 Owner’s Manual - 4...
  • Page 5: Introduction

    INTRODUCTION This manual will help you get the most from your PEX 500-HM 23050 carpet extractor. Read it thoroughly before operating the machine. The PEX 500-HM 23050 is intended for commercial use. It is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning proper use of the by a person responsible for their safety.
  • Page 6: Nameplate

    NAMEPLATE The Model Number and Serial Number of your machine are shown on the Nameplate, located on the rear base of the machine. This information is needed when ordering repair parts for the machine. Use the space below to note the Model Number and Serial Number of your machine for future reference.
  • Page 7: Cautions And Warnings

    IMPORTANT SAFETY INSTRUCTIONS This machine is suitable for both commercial and residential use, for example in hotels, schools, hospitals, factories, shops and offices other than normal residential housekeeping purposes. When using any electrical appliance, basic precautions should always be followed, including the following: WARNING!: Read all instructions before using this machine.
  • Page 8: Grounding Instructions

    • Do not use the machine within range of persons unless they wear protective clothing. • Do not direct the jet against yourself or others in order to clean clothes or foot-wear. • High pressure hoses, fittings and couplings are important for the safety of the machine. Use only hoses, fittings and couplings recommended by the manufacturer.
  • Page 9: Symbols On The Unit

    This page intentionally left blank. 9 - RX-20 / CMX-20 Owner’s Manual 9 - PEX 500 Owner’s Manual...
  • Page 10: Know Your Machine

    KNOW YOUR MACHINE Solution Hose Quick Disconnect Solution Tank Fill Opening Vacuum Hose Barb Drain Hose Handles Roller Balls Wheel Castor Solution Filter 10 Recovery Tank Shutoff Float RX-20 / CMX-20 Owner’s Manual - 10 PEX 500 Owner’s Manual - 10...
  • Page 11 KNOW YOUR MACHINE (CONTINUED) 11 Recovery Tank Lid 12 Switch Plate 13 Wand Storage Clip 14 Pressure Adjustment Knob 15 Pressure Gauge 16 Pressure Relief Valve 17 Cord Retainer Straps (four) 18 Hour Meter (Optional) 19 Wand Retainer Bracket 20 Power Cords 21 Hose Hangers (two) 11 - RX-20 / CMX-20 Owner’s Manual 11 - PEX 500 Owner’s Manual...
  • Page 12: Know Your Switch Plate

    KNOW YOUR SWITCH PLATE Solution Pump Switch - This switch turns the solution pump ON and OFF. Vacuum Switch - This switch turns the first of the two vacuum motors ON and OFF. Vacuum Switch - This switch turns the second of the two vacuum motors ON and OFF. Heat Switch - This three position switch controls the water temperature.
  • Page 13: Preparing The Machine For Use

    PREPARING THE MACHINE FOR USE Inspect the machine, hoses, and cleaning tools for cleanliness and completeness. Screw the Recovery Tank Lid (11) closed. Ensure the drain cap is closed tightly. Pre-spray spots and heavy traffic areas before extracting with the detergent of your choice. Mix the pre-spray according to the detergent manufacturer’s directions.
  • Page 14: Operating The Machine

    OPERATING THE MACHINE Follow the instructions in the Preparing the Machine for Use section of this manual. Turn off all the switches. Plug the power cords into properly grounded outlets. Attach the priming hose to the machine and place the open end into the solution tank. Turn ON the solution pump (A) and let it run until the pump is fully primed (approximately 30 seconds to 1 minute).
  • Page 15 OPERATING THE MACHINE 15 - RX-20 / CMX-20 Owner’s Manual 15 - PEX 500 Owner’s Manual...
  • Page 16: After Using The Machine

    AFTER USING THE MACHINE To empty the solution tank, open Solution Tank Fill Opening (2) and vacuum out all unused solution into the recovery tank using the vacuum hose. Rinse the tank with clean water. Turn all the Power Switches (A, B, C & D) to OFF (O). Unplug the Power Cords (20). Coil the cords and secure them to the rear of the machine using the four Cord Retainer Straps (17).
  • Page 17: Troubleshooting

    TROUBLESHOOTING: IF THIS CHECK THIS OCCURS Solution tank is empty, or filter is plugged. Clogged spray tip(s). Pump not running or not primed. NO SPRAY Valve on wand not operating. Solution hose not completely connected to machine. Contact your distributor for additional help. LOW PUMP Check to see that the pressure relief valve is fully seated in the green checkmark “operating”...
  • Page 18: Water Flow Diagram

    * = Optional, Not Included WATER FLOW DIAGRAM Water Flow Diagram BLUE = FRESH WATER GREEN = 500PSI WATER FLOW PURPLE = PRESSURE RELIEF RETURN TO TANK RED = 500PSI HEATED WATER FLOW PEX 500 - HM 23050 Water Flow Diagram BLUE = FRESH WATER Item Description...
  • Page 19: Electrical Diagram

    VAC 1 CHOKE COIL CHOKE COIL HEAT ELEMENT HEATER GRN/YEL RED/WHT TEMP CUT-OFF VAC 2 CHOKE COIL CHOKE COIL GRN/YEL BRN/WHT 19 - PEX 500 Owner’s Manual HydraMaster PEX 500 19 - PEX 500 Owner’s Manual PROPRIETARY IN 11015 47th Av...
  • Page 20: Wiringl Diagram Parts List

    Vac Motor 230V-3 Stage 56113057 Vac Motor Brush Kit-240V 1644 Switch, Pump 1644 Switch, Vac 1644 Switch, Vac 56113029 Switch, Heater Thermostat 56113030 Thermostat Thermal Cutout Assemblies and Parts Lists: 20 PEX 500 Owner’s Manual - 20 HydraMaster PEX 500...
  • Page 21: Assembly And Parts List

    Assemblies and Parts Lists The following PEX 500 - HM 23050 major assemblies are detailed in this section: Description ......................Page „ PEX 500 - HM 23050 Final Assembly and Parts List ..........22 „ PEX 500 - HM 23050 Pallet Assembly and Parts List ........... 24 „...
  • Page 22 REVISION CODE Figure 1. PEX 500 - HM 23050 Final Assembly DESCRIPTION RELEASED DRAWING 4344 1 56384917 4344 2X 4339 1 56380692 56380831 1 56384917 56100705 - SERIAL NUMBER DECAL PRINTED SPECIFIC TO EACH MACHINE PEX 500 Owner’s Manual - 22 NOTE: 1 LABLES ARE PART OF THE 56383E32 2 APPLY LABEL ACROSS FRONT OF PRESSURE GAUGE...
  • Page 23 REVISION CODE DATE CHKD APPVD DESCRIPTION REVISION CODE DATE CHKD APPVD DESCRIPTION RELEASED DRAWING 11/26/2019 P.T. P.E. P.E. RELEASED DRAWING 11/26/2019 P.T. P.E. P.E. PEX 500 - HM 23050 Final Assembly Parts List Item Part Number Description 56383E32 DECAL SYSTEM PEX 500-HM 56113e03 PALLET SYSTEM PEX 500-CTICK 56113e32...
  • Page 24 REVISION DESCRIPTION CODE DATE CHKD APPVD RELEASED DRAWING 9/26/2019 T.D.L. L.O.L. L.O.L. Figure 2. PEX 500 - HM 23050 Pallet Assembly ADDED 012-023, 012-022, 057-274, 057-273, 174-211; MODIFIED 56113027; VIEWS UPDATED; REMOVED 12/03/2019 P.T. P.E. P.E. 56183523; PUMP, 240V-500 PSI - PUMPTEC VARIOUS 000-111-501 THIS END TO BARB ON...
  • Page 25 TO PUMP TO PRESSURE Figure 3. PEX 500 - HM 23050 Pallet Assembly RELIEF ASSY TO HEATER TO HEATER TO UNLOADER VALVE TO PUMP TO QUICK DISCONNE TO BARB ON PRESSURE RELIEF AS TO BARB ON ONLOADER VALVE TO BARB ON RECOVERY TANK SEE RECOVRY SYSTEM TO PRESSURE...
  • Page 26 TO BARB ON SOLUTION TANK SEE SOLUTION SYSTEM Figure 4. PEX 500 - HM 23050 Pallet Assembly TO BARB TO PUMP ON PUMP TO PRESSURE RELIEF ASSY TO HEATER TO QUICK DISCONNECT TO PRESSURE GUAGE TO PRESSURE TO HEATER TO BARB ON RELIEF ASSY TO UNLOADER PRESSURE RELIEF ASSY...
  • Page 27 Figure 5. PEX 500 - HM 23050 Pallet Assembly 27 - PEX 500 Owner’s Manual...
  • Page 28 Figure 6. PEX 500 - HM 23050 Pallet Assembly PROPRIETARY INFORMATION 11015 47th Avenue West, Mukilteo, Washington 98275 PALLET SYSTEM PEX 500 - HM 23050 DRAWN P.T. 05/23/2019 SIZE PART NUMBER CHECKED P.E. 09/26/2019 PEX 500 Owner’s Manual - 28 56113E03 APPVD P.E.
  • Page 29 Pallet System PEX 500- HM 23050 Assembly Parts List Item Part Number Description Item Part Number Description 56113104 ASSEMBLY, PRESSURE RELIEF 2165 GAUGE, PRESSURE 1000 PSI 2-1/2” 56113105 ASSEMBLY, UNLOADER 56056215 GROMMET, 1-3/4” ID X 1/4” GRV X 2” HOLE - EOOO59 1 910-2450 AXEL, ROD ZINC PLATED 1/2”...
  • Page 30 PEX 500 - HM 23050 Pallet Assembly Parts List Item Part Number Description Item Part Number Description 000-111-501 PUMP, 240V-500 PSI - PUMPTEC 000-143-080 SCREW, 1/4”-20UNC x 1.00” LG. SOCKET HEAD 219USP QUICK CONNECT BRASS 1/4 FPT SHRINK TUBING 1/2 RED POLYOLI 45USP QUICK DISCONNECT PLUG 1/4 NPT 56412277...
  • Page 31 REVISION Figure 7. PEX 500 - HM 23050 Solution System - EX30 Assembly CODE DATE ITEMS MOUNTED INSIDE THE TANK DESCRIPTION DRAWING RELEASED 11/20/2019 ITEMS MOUNTED INSIDE THE TANK BYPASS / RETURN HOSE FROM PALLET SYSTEM WASHER, 0.26" ID X 1" FLAT X 0.0 THK.
  • Page 32 REVISION CODE DATE CHKD APPVD DESCRIPTION DRAWING RELEASED 11/20/2019 P.T. P.E. P.E. PEX 500 - HM 23050 Solution System - EX30 Assembly Parts List Item Part Number Description 905USP CASTER SWIVEL 4 GRAY NON MA 805USP CHAIN 8 W/ D COUPLINGS BOTH E 207A FILTER 40 MESH S/S 1/2NPT FEM 56113034...
  • Page 33 REVISION CODE DATE DESCRIPTION Figure 8. PEX 500 - HM 23050 Recovery System Assembly DRAWING RELEASED 11/15/2019 ITEM 1 IS ATTACHED TO ITEM 2, FROM INSIDE THE TANK SCREW, #8-32UNC X 1.125" LG. PHILLIPS HEAD S/S SCREW 6 X 3/8 S/S TRUSSHEAD P RECOVERY TANK-EX30 VAC HOSE NUT, #8-32UNC HEX NYLOCK...
  • Page 34 REVISION CODE DATE CHKD APPVD DESCRIPTION PEX 500 - HM 23050 Recovery System Assembly Parts List DRAWING RELEASED 11/15/2019 P.T. P.E. P.E. Item Part Number Description 56113039 BALL FLOAT ASSY 1277 BARB 1-1/2 X FIPT ABS 805USP CHAIN 8 W/ D COUPLINGS BOTH E 56105265 DRAIN HOSE ASSEMBLY-1.5IDX20.4 56105266...
  • Page 35 RELEASED DRAWING 11/27/2019 P.T. P.E. P.E. Figure 9. PEX 500 - HM 23050 Syphon Hose For HHP-12 Assembly REVISION DESCRIPTION CODE DATE CHKD APPVD RELEASED DRAWING 11/27/2019 P.T. P.E. P.E. PEX 500 SYPHON HOSE FOR HHP-12 Assembly Parts List Item Part Number Description HOSE 3/8”...
  • Page 36: Year Limited Warranty

    2 Year Limited Warranty In the event of a claim under the limited warranty below, the exclusive remedy is for the manufacturer to repair or replace the product. HydraMaster warrants to the original purchaser / user that this product is free from defects in workmanship and materials under normal use and service for a period of two (2) years from date of purchase.
  • Page 37: Warranty Registration

    Warranty Registration Register Online Today, it’s easy, instant, and will save you a stamp! hydramaster.com/portables-warranty-registration/ WARRANTY PROCEDURE To facilitate any possible warranty claims, register online at www.hydramaster.com/support/ warrantyregistration.aspx and fill out this form completely within 10 days of date of purchase. You must save your sales invoice so you can provide proof of purchase date.

This manual is also suitable for:

Hydramaster pex 500-hm23050

Table of Contents