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Manafacture: Maxus File size: 3.82 mb File name: Language of manual:

Use 10W-30 automotive detergent oil. See your Honda Owner’s manual for specific information. • Change oil if operating under heavy load or high ambient temperature. • Clean or replace paper air cleaner cartridge. Tap gently to remove dirt. • Change oil. • Replace spark plug. • Replace paper air cleaner cartridge. • Change engine oil. Maintenance Schedule Action needed Engine Oil Type Engine Oil Capacity Honda GX160 Honda GX270 Honda GX390 Engine Fuel Capacity Honda GX160 Honda GX270 Honda GX390 SAE 10W-30 (See Honda’s Owner Manual) 20 fl. oz. 37 fl. oz. 37 fl. oz. 3.3 US quarts (3.1 L) 5.6 US quarts (5.3 L) 6.4 US quarts (6.1 L) Pump Oil Type CAT pump oil Pump Oil Capacity CAT Pumps 3DNX25 3SPX30 66DX35 Pump Detergent Suction Water to detergent ratio Water Supply Requirements Minimum inlet pressure Maximum inlet pressure Maximum inlet temperature Minimum inlet flow rate Inlet garden hose size Maximum inlet garden hose length 8.5 fl. oz. 10.15 fl. oz. 18 fl. oz. 10 to 1 (10% detergent) 20 psi 100 psi 100° F 5 gpm 5/8 in. I.D. 50 ft Service Record Date Maintenance performed Replacement components required 10 11 1 Base Plate PM237600SJ PM237600SJ PM237600SJ 1 2 Pneumatic Wheel WA005620AV WA005620AV WA005620AV 2 3 Pushnut AL066300AV AL066300AV AL066300AV 2 4 5/16 in. -18 Nut PM031100AV PM031100AV PM031100AV 8 5 5/16 in. -18 Rounded square neck bolt MJ101206AV MJ101206AV MJ101206AV 8 6 Handle PM344845AJ PM344845AJ PM344845AJ 1 7 Quick Connect Tip Grommet MJ110200AV MJ110200AV MJ110200AV 5 8 Rubber Bumper AL062300AV AL062300AV AL062300AV 2 9 1/4 in. -20 x 3/4 in. Self-tapping screw MJ102100AV MJ102100AV MJ102100AV 2 10 Axle rod PM090010AV PM090010AV PM090010AV 1 11 Frame PM343705AV PM343705AV PM343705AV 1 12a Gun PM005133AV PM005133AV PM005133AV 1 12b Gun o-ring PM232210SV PM232210SV PM232210SV 2 12c Gun back-up o-ring PM232211SV PM232211SV PM232211SV 1 13 Lance PM035120AV PM035120AV PM035120AV 1 14 High pressure hose PM005010AV PM005012AV PM005012AV 1 15 Pump Assembly PM347000SJ PM347100SJ PM347200SJ 1 16 Engine See note below See note below See note below 1 17 Socket - Quick connect PM068070AV PM068070AV PM068070AV 2 18 Plug - Quick connect PM068066AV PM068066AV 1 19 Quick Connect Tips 0 (Red) PM039870AV PM039700AV PM039700AV 1 15 (Yellow) PM039880AV PM039710AV PM039710AV 1 25 (Green) PM039890AV PM039720AV PM039720AV 1 40 (White) PM039900AV PM039730AV PM039730AV 1 Detergent (Black) PM039820AV PM039820AV PM039820AV 1 20 1 in. Hose clamp 1 Standard hardware item Note: For engine service or replacement parts, call Honda at 1–800–426–7701 5 19 3 9 2 8 10 1 11 12A 13 12C 12B 14 6 7 4 15 16 17 18 17 20 Please provide following information: - Model number - Serial number (if any) - Part description and number as shown in parts list For replacement parts or technical assistance, call 1-888-MAXUS4U Replacement Parts List Ref. Description Part Numbers Qty. No. MX5223 MX5333 MX5433 Replacement Parts List MX5223, MX5333, and MX5433 REPAIR MANUAL for Pressure Washers now available! Call 1-888-MAXUS4U Address any correspondence to: Attn: Customer Service 100 Production Drive Harrison, OH 45030 U.S.A. Operating Instructions and Parts Manual Troubleshooting Chart - Gasoline Powered Pressure Washers Only Symptom Possible Cause(s) Corrective Action(s) Engine will not start or is 1. No gasoline in fuel tank or carburetor 1. Fill the tank with gasoline,open fuel shut off hard to start valve. Check fuel line and carburetor 2. Low oil 2. Check oil level. Fill if necessary 3. Start/Stop switch in stop position 3. Move switch to start position 4. Water in gasoline or old fuel 4. Drain fuel tank and carburetor. Use new fuel and dry spark plug 5. Dirty air cleaner filter 5. Remove and clean or replace 6. Spark plug dirty, wrong gap or wrong type 6. Clean, adjust the gap, or replace 7. Spray gun closed 7. Trigger spray gun 8. Other causes 8. See engine owner’s manual Engine misses or lacks 1. Partially plugged air cleaner filter 1. Remove and clean or replace power 2. Spark plug dirty, wrong gap or wrong type 2. Clean, adjust the gap, or replace 1. Worn or wrong size tip 1. Replace with tip of proper size Low pressure and/or pump 2. Inlet filter on pump clogged 2. Clean. Check more frequently runs rough 3. Worn water seals, abrasives in water, or natural 3. Check filter. Replace water seals. See service center wear 4. Clean inlet and discharge valve assemblies. Check 4. Fouled or dirty inlet or discharge valves filter 5. Restricted inlet 5. Check garden hose, may be collapsed or kinked. Check inlet water flow 6. Worn inlet or discharge valves 6. Replace worn valves 7. Leaking high pressure hose 7. Replace high pressure hose 8. Pump drawing in air 8. Ensure hoses and fittings are tight 9. Unloader valve seat faulty or worn 9. Check and replace Water leakage from under Worn water seals Install new water seals. See service center pump manifold Water in pump crankcase 1. Humid air condensing inside c...

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