TM 55-2210-223-34
TO 45A2-2-14-22
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. EQUALIZING RESERVOIR AIR GAGE INDICATES NO PRESSURE OR A LEAK. (cont)
Step 5. Check to see if automatic brake valve is defective. (Refer to malfunctions 21 and 22.)
Disassemble, clean;, and repair or replace automatic brake valve (para 4-11).
Step 6. Check to see if equalizing reservoir is leaking.
Repair or replace equalizing reservoir.
5. BRAKE PIPE AIR GAGE INDICATES NO PRESSURE OR MORE THAN A 5-PSI LEAKAGE IN 1 MINUTE. (Refer to
para 2-9e(2).)
Step 1. Check to see if the brake pipe angle cocks on front and rear of locomotive are open.
Close angle cocks.
Step 2. Check to see if brake pipe gage or fittings are leaking.
Locate leakage and tighten fittings and/or repair or replace gage (para 3-8).
Step 3. Check to see if piping or fittings on pipe 53 are leaking.
Locate leakage and tighten or replace piping and/or fittings.
Step 4. Check to see if A-1 charging cutoff pilot valve is defective. (Refer to malfunction 24.)
Disassemble, clean, and repair or replace A-1 charging cutoff pilot valve (para 4-15).
6. EQUALIZING RESERVOIR DOES NOT REDUCE WITH SERVICE APPLICATION.
Step 1. Check to see if automatic brake valve is defective. (Refer to malfunctions 21 and 22.)
Disassemble, clean, and repair or replace brake valve (para 4-11).
Step 2. Check to see if regulating valve is defective.
Disassemble, clean, and repair or replace brake valve (para 4-11).
3-8
