Weller WHA900 User Manual

5 (1)

WHA900

Operating Instructions

Table of Contents

Page

 

WHA900 Detail View

1

 

Technical Data

1

1.

Cautions! / Warnings!

2

2.

Description

2

3. Placing Into Operation

2

4. Operating Guidelines

3

5. Accessories

3

6. Packing List

3

7.

Nozzles

4,5,6

Weller WHA900 User Manual

WHA900 Detailed View

1.LED Heater Control

2.VariableTemperature Control; Range 100°F and 1000°F

3.Air Flow Control; Range 5 to 50 l/minute

4.Power Switch

5.Start / Stop Push Button

6.Hot Air Pencil and Hose Assembly

7.Fuse T 10 Amp

8.Receptacle 120 VAC

Technical Data:

Dimensions:

8 3/16” L; 6 5/8” W; 4 1/4” H

Main Voltage:

120 VAC

Power consumption:

750 WATTS

Hot Air Pencil output:

700 WATTS

Fuse:

T 10 AMP

Temperature Control:

Variable between 100°F and 1000°F

Temperature Control accuracy:

± 54°F

Flow Control:

Variable between 5 - 50 l/min

Noise Level:

56dB(A) distance 1m at max. airflow level

1

English

Thank you for placing your trust in our company by purchasing the Weller WHA900 Hot Air Station. This product meets or exceeds the requirements established by Weller for superior performance, versatility and quality.

1. Cautions! / Warnings!

Please read these Operating Instructions and the attached Safety Information carefully prior to initial operation. Failure to observe the safety warnings may result in accident, injury, or risk to health.

The manufacturer shall not be liable for damage resulting from misuse of the machine or unauthorized alterations.

Warning: This product when used for soldering and similar applications, produces chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

Safety Information:

Always place the soldering iron in its original holder

Remove all inflammable objects from the proximity of the hot soldering tool.

Use suitable protective clothing to prevent the risk of burns associated with molten solder.

Never leave a hot soldering iron unattended.

Never work on electrically live circuits or components.

Always wear eye protection when working with soldering and desoldering applications.

The Weller WHA900 Hot Air Station corresponds to the EC Declaration of Conformity in accordance with the basic safety requirements of Directives 89/336/EEC and 73/23EEC.

2. Description

The WHA900 hot air station was developed for general soldering re-work on Surface Mount components. The temperature of the hot air is controlled electronically and is variable between 100°F and 1000°F. 120 VAC (8) is required to operate the unit. The air flow is variable electronically within the range of approximately 5-50 l/minute and is generated by a self contained pump. The hot air is activated using the Start/Stop Push Button, (5) at the front of the unit.

The WHA900 is grounded through the 120 VAC three wire power cord.

Standby mode:

This unit has a power-on function to activate a Standby Mode (or secondary temperature airflow setting). Before switching on the unit, choose the Temperature and the Airflow settings that you would prefer to use for the Standby Mode of operation.

Activating Standby:

Adjust the Temperature and Airflow control to the desired Standby setting. Depress the Start/Stop push button and hold while switching on the unit. Keep the button depressed for approximately 5 seconds after turning the unit on. The pump will start and the Standby function is activated. When the unit is switched on, the Temperature and the Airflow will be set to the Standby values. When you depress the Start/Stop push button, the Airflow and Temperature will go to the actual “Set” values. The actual “Set” values should be set at a normal Temperature and Airflow settings capable of performing the rework application. Depress the button again and the unit will go back to the Standby values.

Note: To change the Standby settings, you must first Deactivate Standby Mode as described below.

Deactivating Standby:

If the Standby function is activated, depress the Start/Stop push button while switching on the unit. Keep the button depressed for about 5 seconds. The unit is now in the original operating mode. Repeat the “Activating Standby” directions to assign new preferred settings.

3. Placing Into Operation

Note: Safety rest must be formed before tool use.

Place the hot air pencil in the formed safety rest with the nozzle in a raised position to prevent damage to work bench. Check to be sure the supply voltage is consistent with the information on the station label. Before connecting to the 120 VAC power source, set the desired temperature

(2) and the air flow on (3) and switch on the unit at the power switch (4). The LED will flash slowly to indicate the unit has reached the Set Temperature.

2

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