CROMMELINS™ POWER TROWELS OPERATION & INSTRUCTION MANUAL Thank you for your selection of a CROMMELINS™ Power Trowel. This Operation Manual explains its use, installation, checking and maintenance. We highly recommend that you retain this manual for ready reference regarding proper handling of the CROMMELINS™ Power Trowel. Spare Parts & Service Phone: 1300 554 524 Freecall Fax: 1800 636 281 spareparts@crommelins.com.au www.crommelins.com.
Thank you very much for purchasing a CROMMELINS™ POWER TROWEL. This manual covers operation and maintenance of the CROMMELINS™ POWER TROWEL. This CROMMELINS™ POWER TROWEL can be used in the mining, construction, hire industries and general use. Please take a moment to familiarise yourself with the proper operation and maintenance procedures in order to maximise the safe and efficient use of this product. Keep this owner’s manual at hand, so that you can refer to it at anytime.
This manual contains important information on how to use the following power trowel models CPT24S, CPT34R, CPT34RD, CPT40R, CPT40RD and CPT46S properly and safely. Please read through this manual before you attempt to operate this product. SAFETY PRECAUTIONS Before operating this piece of equipment, the operator should read this manual. Whenever possible, he/she should be shown how to operate the unit by an experienced operator. It is dangerous for an inexperienced person to operate any machine.
STEP 1 – Lift outer carton off Trowel Machine so that it is on the cardboard base only. Remove handle tie downs and packaging from the machine. DO NOT STRETCH or KINK any cables. STEP 2 – Remove the 4x Dome Nuts and Washers from the rear of the trowel gearbox. STEP 3 – Fit handle end onto the studs, re-fit the Flat Washers, Spring Washers, Dome Nuts and tighten securely. STEP 4 – Remove the splitpin under the yoke lever.
BELT SETTING STEP 1 – Loosen engine base bolt (underneath engine) to allow engine-base movement. STEP 2 – Insert V-belt into clutch pulley and reducer pulley one at a time. STEP 3 – Adjust the engine position by moving engine-base to ensure v-belts are tight enough. IMPORTANT: Normal slack should be approximately 10-15mm (1/2”) when the belts are forcibly depressed in the middle position between rotor pulley and clutch pulley.
STARTING (DIESEL UNITS) STEP 1 – Set speed control to low speed. STEP 2 – Pull recoil starter rope until resistance is felt. STEP 3 – Bracing foot against engine, pull recoil starter rope with both hands. IMPORTANT: Do not pull recoil starter rope to the end as it may cause damage. When the rope is pulled out, release the rope slowly. Do not let the rope snap back. OPERATION CAUTION! – Poisonous fumes. Start and operate only in a well-ventilated area.
SHUTDOWN – PETROL UNIT STEP 1 – Move throttle lever to low speed position quickly and run engine for 2-3 minutes at low speed. STEP 2 – Turn of the stop switch, the engine stops completely. STEP 3 – Close engine fuel cock. STEP 4 – Cover the machine after the muffler has cooled off and keep the trowel in a dry place. EMERGENCY SHUTDOWN: Move throttle lever to OFF and press engine stop button.
MAINTENANCE CAUTION! FLAMMABLE LIQUID. When performing maintenance, stop engine and do not smoke in adjacent area. HIGH TEMPERATURE. Allow machine and engine to cool down before performing maintenance. Contact with hot components can cause serious injury. MOVING PARTS. Make sure engine is shutdown before maintenance. Contact with moving parts can cause serious injury. Daily Service • Wash blades and rotary parts with water before any adhered concrete hardens.
POWER TROWEL SPECIFICATION CHART MODEL CPT24S CPT34R CPT34RD Weight (kg) 50kg 75kg 75kg Engine Make Subaru Subaru Subaru Engine 4.5hp EX13 6.0hp EX17 4.8hp DY23 Engine Features OHC OHC OHV Fuel Type Petrol Petrol Diesel Fuel Tank 2.7L 3.6L 3.2L Noise Level db@7m 64.0 66.0 74.
POWER TROWEL SPECIFICATION CHART MODEL CPT40R CPT40RD CPT46S Weight (kg) 78kg 93kg 102kg Engine Make Subaru Subaru Subaru Engine 6.0hp EX17 4.8hp DY23 9.0hp EX27 Engine Features OHC OHV OHC Fuel Type Petrol Diesel Petrol Fuel Tank 3.6L 3.2L 6.1L Noise Level db@7m 66.0 74.0 70.
TROUBLE SHOOTING GUIDE If the power trowel malfunctions immediately shut the machine down. Following are some simple trouble shooting tips: PROBLEM CAUSE SOLUTION Engine stops suddenly or does not run 1. No fuel in the engine 2. Spark plug carbonised 3. Containment is being snagged up to fuel strainer 1. Refill Fuel 2. Clean spark plug 3. Clean fuel strainer Machine is slow or erratic 1. Loose V-belt 1. Adjust V-Belt (refer to belt installation and setting) Engine runs but the machine does not 1.
POWER TROWEL PARTS DIAGRAM 12
POWER TROWEL PARTS LIST 13
POWER TROWEL REDUCER DIAGRAM 14
POWER TROWEL REDUCER PARTS LIST 15
POWER TROWEL SPIDER DIAGRAM 16
POWER TROWEL SPIDER PARTS LIST 16 16 CPT70140SET CPT70146SET 40” Blade Set (Qty 4) 46” Blade Set (Qty 4) 1 1 17
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