CONSTRUCTION
An air pump consists of a DC motor, an impeller and an air filter.
DC motor operation is controlled by the ECM via an air injection control driver. The motor supplies air into an air switching valve through the impeller.
A heater is provided to prevent operation faults in cold conditions.
Figure 1. Except Models for Kazakhstan with Air Pump Heater
| *1 | Air Pump Assembly | *2 | Air Filter |
| *3 | Impeller | *4 | DC Motor |
| *a | A - A Cross Section | - | - |
|
From Air Inlet | |
To Air Switching Valve |
Figure 2. Models for Kazakhstan with Air Pump Heater
| *1 | Air Pump Assembly | *2 | Air Filter |
| *3 | Impeller | *4 | Heater |
| *5 | DC Motor | - | - |
| *a | A - A Cross Section | - | - |
|
From Air Inlet | |
To Air Switching Valve |