Table 2-2. Unit Troubleshooting (Continued)
TEST OR INSPECTION
24. DRYER AIR IS NOT HEATED TO THE CORRECT TEMPERATURE. (Cont)
Check for defective UV scanner. Temporarily substitute a known good scanner for the
If scanner is defective, replace UV scanner. Refer to paragraph 2-48.
If scanner is serviceable, proceed to next step.
Check for defective flame safeguard control. Temporarily substitute a known good
flame safeguard control for the suspect control.
If control is defective, replace flame safeguard control. Refer to paragraph 2-48.
25. DRYER BURNER FLAME FAILS.
Check for clogged/dirty fuel lines.
If lines are clogged/dirty, clean fuel lines. Refer to paragraph 2-47.
If lines are not clogged/dirty, proceed to next step.
Check for clogged fuel filter.
If fuel filter is dirty, service fuel filter. Refer to TM 10-3510-220-10 and/or
unit PMCS, table 2-1.
If problem persists, service fuel pump screen. Refer to paragraph 2-46.
Check for low fuel pump pressure. Pressure should be approximately 100 psi
If pressure is incorrect, adjust fuel pump pressure. Refer to paragraph 2-46.
If problem persists, proceed to next step.
Check for defective or noisy fuel pump.
If fuel pump is defective or noisy, repair or replace fuel pump. Refer to
If fuel pump is serviceable, proceed to next step.