Do you have a question about the 2500 Series and is the answer not in the manual?
Questions and answers
Michael
April 10, 2025
How to replace rear axle bearings
Raymond
March 5, 2025
I need to know where the grey blk purple wires connect to the hall sensor circuit board in my thumb throttle they pulled free from solder.
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Summary of Contents for Gomier 2500 Series
Page 1
GOMIER MANUAL 2500 SERIES This manual is for the following 2500 series models 20” (50cm) 6 speed external gears 20” (50cm) 3 speed internal gears (pictured and detailed in this manual) 20” (50cm) footbrake 24” (60cm) 6 speed external gears 24”...
Page 2 This manual is important so please take enough time to read and then understand your new tricycle. Your tricycle will be fully assembled by a qualified technician and be ready to ride. If this tricycle does not appear to be assembled completely or some components appear to be missing: Do not ride this tricycle.
Gomier Manufacturing Company Ltd (Taiwan) supply the tricycle in disassembled form to strict manufacturing standards. Bike Solutions Pty Ltd (A.C.N. 004 941 413) as sole Australian distributor for Gomier tricycles ensure all components are of the standard required for Australian standards compliance.
Your dealer will have the latest information on the most appropriate power assisted front wheel option. Front forks on all Gomier tricycles have an opening of 100mm and if any wheel other than the original wheel supplied with the tricycle is to be installed then the cone distance of the front hub in this wheel must not exceed 100mm.
It is important to remember that different riding conditions will change the characteristics of the tricycle. Gomier Manufacturing as manufacturer, and Bike Solutions as distributor, are not responsible for failure, injury, or damage caused by improper completion of the assembly prior to riding or lack of future maintenance of your tricycle.
Page 6 Basic maintenance Regular inspection and maintenance Regularly check that all bolts and nuts are tight. Check all components to see if any are worn or damaged. Even though damage caused by accidents will void the frame and fork warranty it is very important for your safety that you inspect the frame for signs of misalignment or breaks in the tubing especially around welds.
Page 7 Rear wheels Keep wheel nuts tight and correctly adjusted. Ensure both wheels spin freely with the bearings correctly adjusted. Keep spokes tight and check the rims are straight and true. Handlebar and headstem Make sure the minimum insertion line is not visible and ensure the headstem binder bolt and the stem expander bolt are tightening securely (20-23Nm 176-202in-lb) Refer page 4 Fig 1 Replace worn grips making sure they are fitted correctly and are tight with finger holes down.
Page 8 Road safety information Riding your tricycle can be a dangerous activity. Obey the road rules and regulations of your local area. Wear an approved helmet and fit it correctly every time you ride. Observe all traffic regulations, red, amber and green lights, one way streets, stop signs, give way signs and all other directives.
Page 9 Trouble shooting Front wheel seems loose. Check to ensure the front wheel nuts are tight Ensure the cones and lock nuts are correctly adjusted. Check that all spokes are tight and the rim is straight and true. Front wheel seems unstable. Ensure the tyre has the correct air inflation and that the tyre is seated correctly.
Page 10 Assembly Instructions Your tricycle is assembled and ready to ride. However in the event that you require to disassemble your tricycle either partially or completely, the following tools are required for re assembly. We recommend you use a qualified technician. A torque wrench is recommended during re-assembly Tool List Adjustable Wrench 5-10cm...
Page 12 Assembly or re assembly instructions Step 1: Assemble - 2 rear fork assembly to the 1-frame and 1a forks using 12d frame parts The four bolt sets should not be tightened until step 5. Step 2: Assemble - 6 front wheel into 1a front forks. Tighten the front wheel nuts using a 15mm open ended spanner after aligning the wheel in the front fork.
Page 13
Page 13 Step 8: Assemble - 3c handlebar stem to the 1a front fork and tighten, after ensuring the minimum insertion line is not showing and tighten securely Caution: the correct assembly of the handlebar and headstem unit is very important for your safety. Assemble- 3 handlebar to the 3c handlebar stem, with the handlebar knurling centred in the handlebar stem clamp and then tighten securely.
Page 14
Using your torque wrench set all bolts and nuts to the tensions required and listed under each section of page 6 and 7 of this manual. Regular maintenance and sensible riding will help keep your tricycle in good condition for many years. Enjoy the Gomier tricycle...
Bike Solutions Pty Ltd (a.c.n. 004-941-413) determines that Gomier tricycles are not manufactured, marketed or sold for use at any time in stunt riding, ramp riding, or any other similar activity. Commercial use with or without motors or power driven apparatus together with stunt riding, ramp jumping or any other similar activities are not covered by any warranties offered by Bike Solutions Pty Ltd (a.c.n.
Need help?
Do you have a question about the 2500 Series and is the answer not in the manual?
Questions and answers
How to replace rear axle bearings
I need to know where the grey blk purple wires connect to the hall sensor circuit board in my thumb throttle they pulled free from solder.