ServiceInstruction_Vision XP - 第34页

Page 30 Vision XP+ V AC 2 M aintenance 2.7 Co oling T ra ct Operating Instructions V ersion 1.5 2.7.4 Clean trapped heat cooler 2.7.5 Inspecting and Cleaning the Fan Impeller Fig. 2-3 9 T rappe d heat coo ler Fig. 2-4 0 …

Vision XP+ VAC Page 29

2 Maintenance

2.7 Cooling Tract

Operating Instructions

Version 1.5

2.7.3 Clean cooling module 1 VXP+

Fig. 2-36 Disconnect power supply

Fig. 2-37 Lower nozzle field

Fig. 2-38 Unlatch, remove the cooling mod-

ule

Consumables, tools:

• Oven cleaner

• Cleaning rags

• Cleaning bath

Procedure:

1. First disconnect the electric

heater supply at the back of

the plant. Then pull out the

heater at the back.

Now remove cooling module 1

at the front of the machine for

cleaning, as follows.

2. Rotate the wing screws at the

right and left at the nozzle field

by 90°, remove the metal safety

plate with a knurled screw and

lower the nozzle field for

cleaning.

3. Release the cooling cartridge’s

tension lock, raise the cartridge

and lift it forwards and out.

4. Place the cooler cassette in the

cleaning bath.

5. Also clean the inside area as

well as the fan wheel.

6. Re-fit the cleaned cooler

cassette.

7. Push the heater at the back of

the machine back in and plug in

the power supply.

Page 30 Vision XP+ VAC

2 Maintenance

2.7 Cooling Tract

Operating Instructions

Version 1.5

2.7.4 Clean trapped heat cooler

2.7.5 Inspecting and Cleaning the Fan Impeller

Fig. 2-39 Trapped heat cooler

Fig. 2-40 Trapped heat cooler

Consumable materials, tools:

• Vacuum cleaner

• Brush

Procedure:

1. Occasionally check the cooling

fins of the trapped heat cooler

for dirt

2. Vacuum the cooling fins as

soon as they are covered with

dust and dirt. Also use a brush,

if necessary.

Fig. 2-41 Cleaning the Fan Impeller

The fan impellers are located in the

process chamber behind the cooler

cartridges. (optional for undercool-

ing)

Consumable materials, tools:

• Oven cleaner

• Rags

Procedure:

1. Remove the cooler cartridge

(see instructions in chapter

2.7.2).

2. Inspect the fan impellers for

contamination, and clean with

oven cleaner and rags if

necessary.

Vision XP+ VAC Page 31

2 Maintenance

2.7 Cooling Tract

Operating Instructions

Version 1.5

2.7.6 Replacing the Fan Impeller

Fig. 2-42 Replacing Fan Impeller (step 1)

Fig. 2-43 Replacing Fan Impeller (step 2)

Fig. 2-44 Replacing Fan Impeller (step 3

Fig. 2-45 Replacing Fan Impeller (step 4)

Consumable materials, tools:

• 17 mm box wrench or open-end

wrench

• Puller

Procedure:

1. Open the cooling zone.

2. Remove the self-locking bolt at

the fan impeller.

3. Attach the puller carefully. The

fan deducted evenly

4. Set the fan impeller into a rins-

ing bath, or replace it with a new

one.

5. Put on the fan wheel properly.

Now, put on the locking screw

again.

6. Screw tightly the fan wheel with

locking screw. Close again the

cover with clamping levers.