Drive System For Grinding Head; To Examine The Propane Tank And Lines; To Do A General Inspection; To Fill The Propane Tank - Husqvarna PG 690 Propane Manual Del Usuario

3. Clean the cylinder cooling fins with a brush or with
compressed air.

To do a general inspection

• Make sure that nuts and screws are tight.
• Make sure that the head locks are tight. If it is
necessary, tighten the head locks and use
®
LOCTITE 680 threadlocker.
To do a check of the grinding discs
• Examine the spring steel spring for damages and
make sure that it is in good condition.
• Replace damaged spring steel springs.
22
Note: It is not necessary to discard the grinding disc
when you replace the spring steel spring.
• Add a second spring steel spring to make the spring
steel head less flexible.

Drive system for grinding head

The drive system for the grinding head is a closed
system. If you have problems with the drive system of
the grinding head, speak to your Husqvarna service
agent.

To examine the propane tank and lines

CAUTION: Examine the propane tank and
lines each time the propane tank is filled
and/or connected to the product.
1. Make sure that the propane tank has no damages.
2. Connect the propane tank to the product. Refer to
connect and disconnect the propane tank on page
15 .
3. Apply a soap mixture as a spray at all lines and
connections. For soap mixture use 50% soap and
50% water.
4. If there is a leak, there will be bubbles on the lines
and the connections. Speak to an approved service
agent.

To fill the propane tank

CAUTION: Examine the propane tank and
lines each time the propane tank is filled
and/or connected to the product. Refer to
examine the propane tank and lines on page
22 .
Do not fill the propane tank too much. The propane tank
can hold a maximum of 9 kg/20 lbs of propane. A full
propane tank must not weigh more than 21.8 kg/48 lbs.
If the propane tank is filled too much, frost shows on the
propane lines or on the regulator.
1. Stop the product. Refer to
page 17 .
2. Make sure that the propane tank valve is closed.
3. Remove the propane tank from the product.
4. Fill the propane tank with new propane or replace
the propane tank.
5. If the propane tank is filled too much, use a
screwdriver at the propane tank valve to release
unwanted propane. Release the propane in a safe
Propane safety on page 9 .
procedure, refer to
6. Install the filled/new propane tank to the product.
To connect and disconnect the propane
Refer to
tank on page 15 .
To
To stop the product on
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To