MAINTENANCE
BLANKETROL III, Model 233
OPERATION AND TECHNICAL MANUAL
Page 73 of 131
FIGURE 4-1. BLANKETROL III MAINTENANCE CHECKLIST
REQUIRED PREVENTIVE MAINTENANCE CHECKLIST
(Quarterly or when indicated by 500 hour PM notification)
BLANKETROL III - Model 233
Hospital Control No.
Serial Number
Check When Completed
1.
External cabinet in good condition. (No unusual dents or missing parts)
2.
All labels properly affixed.
3.
Quick disconnect fittings are tight, straight, and not leaking.
4.
Power cord (no cuts or exposed wire) and plug (no bent or missing prongs).
5.
Indicator lights are operative.
6.
Drain and clean reservoir. See Section 4-2.
a. Check circulation through all three (3) male couplings with drain hose
7.
Clean water filter. See Section 4-3.
8.
Refill reservoir with distilled/sterile-distilled water. See Section 4-2.2.
9.
Condition of blankets, hoses, and couplings (check for leaks).
10.
Connecting hoses are tight and not leaking.
11.
Leakage current check; all readings should be under 300 microamps (115V).
Leakage current check; all readings should be under 500 microamps (230V).
See Section 5-17
.
OFF Normal Polarity
ON Reverse Polarity (heat)
OFF Reverse Polarity
ON Normal Polarity (cool)
ON Normal Polarity (heat)
ON Reverse Polarity (cool)
12.
Check flow rate and pressure.
greater than .60 GPM
13.
Check the (HC) high temp safety 44°C +/- 2°C Reference Section 4-9
14.
Check the (HS) high limit safety 44°C +/- 2°C Reference Section 4-9
15.
Check the snap disc safety 46.0°C +/- 2°C Reference Section 4-9
16.
Check the (LC) low temp safety 2°C +/- 2°C Reference Section 4-8
17.
Check the (LS) low limit safety 2°C +/- 2°C Reference Section 4-8
Signature of Inspector
Date of Inspection