TPL CUSTOM-FITTING INSTRUCTIONS
Tools and Equipment Required
1. Convection oven, capable of stabilized sustained temperature 200°F +5°F
(93.3°C +2.8°C) with a thermometer and an internal volume of approximately
1.5 cubic feet or equivalent
2. Timer or equivalent
3. Masking tape
4. Ruler
Custom-Fitting Procedure
STEP REMARKS
1. Preheat the oven to 200ºF ±5ºF
(93.3ºC ±2.8ºC).
- Ensure that the oven stabilizes at
approximately 200ºF.
- Do not remove the TPL cover; heat
the TPL as a unit.
2. Place the TPL in the preheated
oven, fabric side on the rack.
- Place the on rack in the center of the
oven for even heating.
CAUTION
ENSURE THAT NO UPPER
BURNER ELEMENT ACTIVATES
DURING THE HEATING PROCESS.
3. Allow the oven to stabilize at the
temperature listed in Step 1 before
starting the timed sequence.
- In the helmet, cover the hook
fasteners at the rear of the
energy-absorbing liner with tape to
allow easy positioning of the TPL
when placed in the helmet for
custom fitting.
4. Heat the TPL for approximately 10
minutes.
- Set the timer or stopwatch.
- Describe the procedure to the
crewmember being fitted.
(Continued on next page)
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