FORM NO. 56043071 CMAX
™
28/34ST / I-MAX
™
28/32C, BA 750/850ST, BA 750C - 7
Copyright 2002 Nilfisk-Advance. 5/06/02
Nilfisk BA 750/850ST Models
56396011, 56396012
Advance CMAX
™
28/34ST Models
56396010, 56397403
PM Checklist
Defect Codes
Customer
A needs adjustment
B binding
Address
C dirty or contaminated
D damaged, bent or torn
City
St Zip L leaks
M missing
Model
Serial Hours W worn out
Ref
OPERATIONAL INSPECTION ITEMS
OK
Defect Codes
(circle)
Does
Not
Work
1Drive Paddle Operation (check for Fwd/Rev Drive & any neutral creep) A B D
2Drive System Performance (Speed Changes Min/Max) noisy sluggish
3 Scrub System (Raise/Lower, Brush Motor On/Off & Optional Brush Remove Feature) A B D
4 Scrub Brush Pressure settings (1-9) A B
5 Squeegee System (Raise/Lower & Squeegee Tool pickup Performance) A B D
6Vac Performance (Sealed water lift & 1” open hole adapter, 24v-56/9 & 36v -68/13) C L W
7 Solution Control (On/Off Manual /Auto and Flow Volume Min/Max) A B L
8Battery Charger (Auto turn ON & OFF) D
9Main Controller Special Program Options (see SVR manual 56043071). Check all
applicable machine settings. Examples: Scrub mode pressure settings, diagnostic
troubleshooting SVR test mode, low voltage cutout etc.
A
Ref
VISUAL INSPECTION ITEMS
Comments OK
Defect Codes
(circle)
Does
Not
Work
10 Scrub Brushes, check for wear and rotate D M W
11 Scrub Brush Motor(s), check for carbon brush wear 500 Hours B C W
12 Scrub Brush Motor(s), check gearboxes B D L
13 Brush Drive Plate Retainer Clips & flex couplers C D M
14 Scrub Deck Skirts and Side Wheels D M W
15 Solution Solenoid Valve C D L W
16 Solution Flow Control Valve and Linkage A B D W
17 Solution Tank, Delivery Hoses & Filter Clean filter screen C L
18 Vacuum Motor Carbon Brushes (wear limit 3/8”) 300 Hours B C W
19 Vacuum Float Ball & Cage Assembly Clean float C D M
20 Recovery Tank Cover Gasket L M W
21 Recovery Tank Drain Hose & Cap C D L
22 Squeegee Pick-Up Hose Back flush C D L
23 Squeegee Tool & Blades (clean, rotate & adjust) A D W
24 Squeegee Tool Wheels (lubricate) Two side and two
floor
ADW
25 Battery Condition (load test, clean & water) C W
26 Front Drive Wheel Motor Check Carbon Brushes 500 Hours B C W
27 Front Drive Tire tread wear W
28 Drive wheel Motor Chain (Lubricate and tension) A B C W
29 Rear chassis Caster Wheels (Lubricate) tread wear W
NOTE: For additional service information see service manual form number 56043071and
operators manual form numbers 56041518, 56041519 & 56041520.
WORK COMPLETED BY: ACKNOWLEDGED BY:
Service Technician Signature Date Customer Signature Date
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