Step 4: Setting Manual Valve Screws For The Star Burners; Screw Driver For Valve Screw Setting - Thermador PROFESSIONAL PRO GRAND PRD364JDGU Instructions

Step 4: Setting Manual Valve
Screws for the Star

Screw driver for valve screw setting:

A precision screwdriver with high-strength blade, similar to
the *Wiha no. 26033, with 1/8" [3.0mm] wide, .020"
[0.50mm] thickness tip, shown below, should be used to
reposition the bypass screws for minimum flow settings on
manual valves.
*Used by permission from Wiha Quality Tools division of Willi
Hahn Corporation
USA.
1. Remove knob from the valve stem by slowly pulling
knob straight out, away from control panel.
English 8
Burners
®
Valve Screw
2. Remove the bezel-mounting screw located to the right
of the valve stem, using a T-20 Torx driver.
3. To engage the valve screw, insert the precision
screwdriver with 1/8" blade into the hole in the bezel
created by removal of the mounting screw.
4. Turn the valve screw clockwise just until "bottom out"
position is reached. DO NOT over-tighten the valve
screw.
NOTE:
It is necessary that the four valves for XLO
the two valves farthest left and the two valves farthest
right—are in the OFF position for proper access to the
valve screws through clearance holes in the XLO
potentiometers.
®
operation—
®