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HydraMaster RX20 NEXTGEN 120 VAC, Owner'S Manual, Page: 56 / 57

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HydraMaster RX20 NEXTGEN 120 VAC Owner'S Manual Download Page 56

  Owner’s Manual:  10-2

5.0 LOSS OF OIL FROM GEAR BOX

Possible Cause

Solution

5.1 Loose or ruptured oil 

seal.

Replace damaged oil seal. Refill gear box with oil.

6.0 NO POWER

Possible Cause

Solution

6.1

RX20 Have an electrician inspect unit for possible 

wiring or motor problems.

6.2

Locate an unused power source.

6.3

Repair or replace gear box

7.0 HEAD WOBBLES DURING OPERATION

Possible Cause

Solution

7.1 One leg of cleaning head 

is bent.

Straighten leg

.

Summary of Contents for RX20 NEXTGEN 120 VAC

Page 1: ...N 47328 Rev A April 2018 P N 000 182 171D 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 e...

Page 2: ...This page intentionally left blank...

Page 3: ...4 3 CLEANING INFORMATION SECTION 5 Cleaning Patterns 5 1 Special Information 5 2 Cleaning Hints 5 2 MACHINE MAINTENANCE SECTION 6 Daily Maintenance 6 1 Periodic Maintenance 6 4 Transport and or Storag...

Page 4: ...aft and Re install Head Assembly 6 3 Figure 6 8 Remove Retaining Clip with Screwdriver 6 4 Figure 6 9 Tighten Setscrew 6 4 Figure 7 1 Wiring Diagram 120 VAC 60 Hz 7 1 Figure 7 2 Wiring Diagram 230 VAC...

Page 5: ...y Seal Up and Lift Out 9 1 Figure 9 2 Use Can to Hold Oil for Seal 9 2 Figure 9 3 Quick Connect Back Plate and Stainless Steel Hose Removed from Upper Handle Assembly 9 3 Figure 9 4 Remove Cotter Pin...

Page 6: ...RX 20 CMX 20 Owner s Manual iv RX 20 Owner s Manual iv This page intentionally left blank...

Page 7: ...a powerful Rotary Jet Extractor that has been precision engineered to bring you to the state of the art in carpet tile and grout cleaning The RX20 s weight distribution and rotary motion enable the o...

Page 8: ...Support Tech Support techsupport hydramaster com 7 00 a m to 5 00 p m 425 775 7276 Parts Parts Support parts hydramaster com Pacific Time FAX 425 771 7156 Parts 800 426 4225 Support When calling your...

Page 9: ...this WARNING symbol throughout the manual to warn of possible injury or death This CAUTION symbol is used to warn of possible equipment damage This NOTICE symbol indicates that federal or state regul...

Page 10: ...Owner s Manual 1 4 This page intentionally left blank...

Page 11: ...rpm Input 130 rpm Output Permanently Lubricated Helical Gear Drive Oil Capacity 12 oz 12 oz Star Head Plate Replaceable Spring Steel Arms Replaceable Spring Steel Arms Cleaning Heads Five Cast Aluminu...

Page 12: ...cast aluminum Other parts are either metal or high impact plastic The operating temperature and pressure of the cleaning solution as well as the vacuum power depend entirely on the type of cleaning sy...

Page 13: ...oor Attachment LD Suitable for Light Duty LD scrubbing of vinyl terrazzo slate and marble surfaces The brush on this attachment replaces red pads Part No 190 041 024 RX Hard Floor Attachment MD Suitab...

Page 14: ...Owner s Manual 2 4 This page intentionally left blank...

Page 15: ...ng plug may be discarded 5 Remove the protective wrapping material from the wheels 6 Attach the cleaning head or star assembly to the base of the RX20 see Figure 3 1 a Lean the machine back and rest i...

Page 16: ...Owner s Manual 3 2 This page intentionally left blank...

Page 17: ...t refer to Figure 4 1 The vacuum inlet cuff requires a 1 I D and a 2 O D vacuum hose for proper air flow The vacuum hose must be in good condition to ensure maximum airflow Electrical Cord Connection...

Page 18: ...pose of this function is to allow the operator to temporarily use his or her right hand to move the cord and hoses while the head is rotating The air flows constantly while the RX20 is in operation MA...

Page 19: ...bborn stains as well as removing furniture indentations Do not tilt machine sideways while moving forward and backward see Figure 4 3 A loss of control may result in damage to the unit or location EDG...

Page 20: ...Owner s Manual 4 4 To view an online demo access this website http www youtube com watch v wY236ahDIow feature Figure 4 4 Correct Cleaning Patterns...

Page 21: ...nd extract A steady pace rather than a frenzied one will increase efficiency and production and decrease fatigue The following cautions should be observed while cleaning 1 DO NOT operate your RX20 ove...

Page 22: ...glued down carpets that may be delaminating with age the RX20 may cause further delamination When in doubt DO NOT use your RX20 on such carpets CLEANING HINTS 1 Most cleaners customarily clean their w...

Page 23: ...llowing daily and periodic maintenance steps must be followed Train yourself to maintain your unit on a regular schedule until it becomes habitual DAILY MAINTENANCE 1 Disconnect the RX20 from the powe...

Page 24: ...see Figure 6 3 9 After you have loosened the head assembly spin it off with your hands If the cleaning head is difficult to remove you may use a 3 4 socket wrench on the exposed center nut To prevent...

Page 25: ...An accumulation of debris in the gear box if not removed may damage the gear box oil seal This will result in loss of oil in the gear box If the gear box is operated without oil severe damage may occ...

Page 26: ...the oil level remove the vent plug and look into the gear box Turn the star until you can see the inspection hole in the gear When the RX20 is sitting flat on a table or the floor the oil level shoul...

Page 27: ...ROTECTION Your RX20 can suffer damage from freezing as can any equipment that functions with the use of water Care must be taken to protect this machine from freezing just as you do your other equipme...

Page 28: ...Owner s Manual 6 6 This page intentionally left blank...

Page 29: ...MA 16 GA BLK N O COM RELAY 16 GA BLK 16 GA WHT 14 GA BLK 16 GA BLK 16 GA BLK 16 GA BLK 16 GA BLK TO MOTOR MOMENTARY SWITCH N O 16 GA BLK 16 GA BLK 16 GA BLK 16 GA BLK LTR REVISION DESCRIPTION CODE DAT...

Page 30: ...N O COM FUNCTION OF RELAY 14 GA GRN YEL ALL GROUNDS MUST BE SECURED WITH INDIVIDUAL NUTS AND STAR WASHERS LTR REVISION DESCRIPTION CODE DATE BY CHKD APPVD A RELEASE DRAWING LRIP 05 25 2017 L O L L R...

Page 31: ...embly 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 Valve Stem Assembly Parts List 8 13 Solution Valv...

Page 32: ...X20 NXG POLYCARBONATE 000 081 490 7 1 HOSE BASE OUT RX CD VARIOUS 000 068 041 6 1 HOSE ASSEMBLY 5 16 PTFE TEFLON X 45 5 LG S STEEL 000 068 1088 5 1 BRACKET BASE STABILIZING COATED E 04 ASTM A1008 CS T...

Page 33: ...BLY 5 16 PTFE TEFLON X 45 5 LG 1 7 000 068 041 HOSE BASE OUT RX CD 1 8 000 081 490 LABEL SET RX20 NXG 1 9 000 052 521 NIPPLE 1 8 NPT x 1 4 JIC 1 RX20 Final Assembly Parts List 10 000 094 009 NUT 1 4 2...

Page 34: ...EX HEAD S STEEL 000 143 096 12 4 SCREW 1 4 20UNC x 1 50 LG SOCKET HEAD S STEEL 000 143 075 11 4 SCREW 10 24UNC x 1 4 LG BUTTON HEAD BLACK OXIDE S STEEL 000 143 747 10 2 SCREW 10 24UNC x 0 375 LG HEX H...

Page 35: ...HydraMaster RX20 8 5 Assemblies and Parts Lists 4 5 3 1 8 9 8X 10 2X 6 12 4X 1 5 7 2 2 3 11 A B C D 5 6 7 8 8 7 6 5 E F Figure 8 3 Base and Drive Train Assembly View 2 of 2 604 054 107 Rev A...

Page 36: ...Qty Item Part Number Description Qty 8 000 108 205 PROTECTOR RX20 SHROUD X 36 LG 1 9 000 140 005 RIVET 3 16 x 0 50 LG POP AB6 6A 8 10 000 143 166 SCREW 10 24UNC x 0 375 LG HEX HEAD 2 11 000 143 075 SC...

Page 37: ...HEAD S STEEL 000 143 065 30 5 SCREW 10 24UNC x 0 375 LG HEX HEAD S STEEL 000 143 166 29 2 SCREW 10 24UNC X 3 4 LG SET BRASS TIP STEEL 000 143 734 28 1 ROD LIFTING HANDLE COATED E 04 6061 T1 000 141 05...

Page 38: ...SCALE 2 1 5 35 42 7 21 6 29 36 29 2 2 3 4 B1 B4 B4 B1 NOTES SEE ENG 45975 OR ADHESIVE MATERIAL PRODUCTION LINE REFEREN 1 FOR SEALANT INFORMATION 2 AFTER LOCTITE ASSEMBLY TURN IN UNTIL BOTH TOUCH THEN...

Page 39: ...6 000 081 493 LABEL UPPER HANDLE REAR 27 4 5 B1 6 000 081 491 LABEL UPPER HANDLE FRONT DETAIL A SCALE 2 1 5 35 42 7 21 6 29 36 29 2 2 3 4 B1 B4 B4 B1 NOTES SEE ENG 45975 OR ADHESIVE MAT 1 FOR SEALANT...

Page 40: ...ORD RELIEF 1 24 000 052 050 QUICK CONNECT 440 MALE W VITON STD 1 25 000 157 149 RELAY AC RELAY 120V 1 Item Part Number Description Qty Item Part Number Description Qty 26 000 139 009 RING E CLIP x 1 2...

Page 41: ...03 17 1 STAR ASSEMBLY S STEEL 000 107 089 16 5 SCREW 5 16 18UNC x 3 4 LG S STEEL 000 143 012 15 5 SCREW 5 16 x 1 LG STIPPER 1 4 20UNC S STEEL 000 143 162 14 1 SCREW 1 2 MODIFIED RX 20 STAR REMOVAL BOL...

Page 42: ...0 052 515 NIPPLE 1 8 NPT X 4 LG 3 10 000 094 019 NUT 1 2 13UNC HEX 1 Item Part Number Description Qty Item Part Number Description Qty 11 000 094 009 NUT 1 4 20UNC NYLOCK 5 12 000 106 001 PLUG 1 8 NPT...

Page 43: ...2 002 A A SECTION A A 1 3 2 4 5 REVISIONS LTR REVISION CODE DATE BY CHKD APPVD A UPDATED TITLE BLOCK VIEWS MIT 4 12 2012 E J B L O L L O L 5 1 RING SOL VALVE STEM SNAP RING S S AISI 316 000 139 004 4...

Page 44: ...DRAWING MIT 4 12 2012 E J B L O L L O L 5 1 VALVE BODY WELDED STAINLESS 600 012 001 4 1 ASSEMBLY VALVE STEM STANDARD VARIOUS 600 012 002 3 1 SPRING SOLUTION VALVE AISI 316 000 155 003 2 1 O RING 5 8...

Page 45: ...1 15 2012 S M W L O L ECRB B UPDATE TO MATCH LN ECR 2425 9 19 2013 L O L L R K ECRB 4 1 SKID CAST ASTM A743 81A GRADE CF 8 000 107 245 3 2 NUT 10 32UNF NYLOCK S STEEL 000 094 058 2 1 HEAD SHOE 4 CAST...

Page 46: ...OATED E 04 1 2 000 052 432 CUFF 1 1 2 X 2 1 8 1 3 000 125 949 TUBE EDGING TOOL NO RELIEF 1 Item Part Number Description Qty 22 625 23 716 0 100 SECTION A A B 1 3 2 NOTES USE HEAT GUN TO SOFTEN ITEM 1...

Page 47: ...NUT BRASS JET X 1 4 FNPT BRASS 000 094 118 2 1 HOUSING 1 4 BRASS FILTER BRASS 000 052 171 1 1 FILTER CARTRIDGE 1 4 BRASS BRASS 000 049 052 D C B A 1 2 3 4 4 3 2 1 DRAWN CHECKED APPVD SCALE 1 1 SHEET 1...

Page 48: ...al appears worn or glazed so that it will not lubricate well turn it over see Figure 9 1 If that does not work or if it is damaged replace it with a new seal 3 Chem Dry recommends changing the felt se...

Page 49: ...in the back plate on the handle and lift the back panel off 3 Disconnect the stainless steel hose from the bottom of the valve assembly C 4 Remove the bolt D holding the trigger 5 Remove the two bolts...

Page 50: ...and flat washers to pull it into place 6 Temporarily insert the ROD HANDLE ADJUSTING ASSEMBLY through the hole in the upper rod support bracket through the clearance hole in the lower casting and thr...

Page 51: ...ers insert a PIN 1 16 X LG COTTER S S 000 103 021 into one of the two holes in the center tower of the COLLAR ROD LOCKING RX20 000 020 076 to lock the SCREW 20UNC DOG POINT SET 000 143 735 into the CO...

Page 52: ...lade screw driver or a mechanics pick remove both of the RING E CLIP X 000 139 009 from each end of the AXLE WHEEL RX20 000 177 034 THE RING E CLIP X 000 139 009 HAS STORED ENERGY FROM TENSION USE EXT...

Page 53: ...RX20 COAT ED 000 015 1327 Apply LOCTITE B1 to the threads of the SCREW 5 16 18UNC X LG 000 143 012 place the WASHER 5 16 FLAT 000 174 049 on the screw and insert the screw through the bracket and int...

Page 54: ...dup in the RX20 will VOID all warranties on affected components All recommended maintenance must be performed by competent service personnel Records of periodic maintenance must be kept and copies may...

Page 55: ...INDICATED BYIRREGULAR WATER TEMPERATURE Possible Cause Solution 2 1 Restricted jets Remove jets and clear them of debris 2 2 Kinked or clogged solution hose Remove hose Repair or replace 2 3 Cleaning...

Page 56: ...l seal Refill gear box with oil 6 0 NO POWER Possible Cause Solution 6 1 RX20 Have an electrician inspect unit for possible wiring or motor problems 6 2 Locate an unused power source 6 3 Repair or rep...

Page 57: ...vided the purchaser promptly notifies HydraMaster in writing of such alleged defect HydraMaster will pay all freight and transportation charges within the United States via normal ground shipping mean...

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