Troubleshooting Guide
Read the following section carefully. This guide will help your ZAP Power System achieve maximum performance. If you cannot adjust your electric bike using this guide, call ZAP at (707)
Our customer service representatives will be glad to help you.
Problem | Possible Cause | Action to be Taken |
Insufficient Range | Low tire pressure | Inflate to maximum tire rating |
| Insufficient rider input | Pedal more while riding |
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| (especially when starting) |
| Check Easy Installation Guide | |
| Poorly tuned bike | Tune brakes, bearings, true wheels |
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| (If you don’t know how to tune your bike |
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| correctly, bring your bike to a local bike |
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| mechanic) |
| Battery is not “broken in” | Charge, use, charge |
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| before optimum range |
| Cold battery | Keep them warm or indoors when stored |
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| and charging |
| Battery not fully charged | Keep battery in fully charged condition |
| Heavy rider | Order dual battery upgrade |
| Damaged battery | Replace battery |
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Drive Roller Slips | Wrong type of tire | Use only |
(Note: Roller should |
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|
never slip against tire) | Improper critical setup distance or | Readjust motor position |
| motor position | (see page 7) |
| Wet roads | Engage cam lever |
| Tire pressure low | Add air to maximum tire rating |
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Motor Does Not Start | Power switch is in off position | Push switch on the left side of the |
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| battery tray to ON position |
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| (Push button until it clicks) |
| Loose wire connections | Check, tighten all connections |
| Battery is drained | Charge battery immediately |
| Electrical fault in wiring | Check all wiring connections |
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| (battery terminals, motor leads, etc.) |
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Motor Runs Only on High | Only one motor connected | Plug in second motor |
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Motor Runs in Reverse | Motor controller leads reversed | Switch leads |
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Motor Shuts off During Use | Circuit breaker has tripped | Release throttle, wait 10 seconds |
| A) Motor speed setting too | Use low speed setting |
| high for hill incline |
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| B) Inadequate rider | Pedal more |
| input (pedaling) for incline |
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