21
AIRCHEK
SAMPLER
5
4
3
2
1
SAMPLE PERIOD Ñ MINUTES
START
HOLD
FLOW
AND
BATTERY
CHECK
FLOW
ADJ
ON
AIRCHEK SAMPLER
MODEL 224-PCXR4
LISTED 124U
4
3
2
1
BACK
TOP
FRONT
5
16
16
18
8
9
9
14
7
A
B
6
10
12
10
11
13
15
17
19
224-PCXR4 Sample Pump
See page 20 for parts listing.
