Tennant 550, Manual

Page: 35 / 200

MAINTENANCE
3-5
550E MM149 (10--10)
Interval Key Description Procedure
Lubricant/
Fluid
No. of
Service
Points
50 Hours
17 Scrub brushes Rotate front-to-back -- 2
4 Pump drive belt Check tension -- 1
3 Vacuum fan drive belt Check tension -- 1
2 Vacuum fan shaft Lubricate SPC 1
13 Machine pivot Lubricate SPC 4
18 Scrub head pivot Lubricate SPC 4
15 Scrub head hinges Lubricate SPC 2
10 Rear squeegee casters Lubricate SPC 3
21 Scrub brush idler plugs Lubricate SPC 2
16 Scrub brush drive chains Check lubrication level EO 2
5 Hydraulic fluid reservoir Check fluid level HYDO 1
6 Batteries
Clean tops -- 2
Check electrolyte level -- 2
Check specific gravity -- 2
20 Solution dispensing tube Flush -- 1
7 SRS Cleaning solution Clean -- 1 g
Filter
22 Brake master cylinder Check fluid level BF 1
100 Hours 16 Scrub brush drive chains Check tension -- 2
22 Parking brake Check adjustment -- 2
200 Hours 14 Power wheel Check lubricant level MPL 2
8 Spray deflectors Check for wear -- 2
11 Wheel lug nuts Check torque -- 26
23 Electric motors Inspect brushes -- 3
12 Tires Tighten lug nuts -- 4
1200
Hours
1 Hydraulic fluid filter * Change filter element -- 1
2000
Hours
11 Rear wheel bearings Repack with lubricant WBG 2
2400
Hours
5 Hydraulic fluid reservoir * Change hydraulic fluid HYDO 1
NOTE: Change the hydraulic fluid and filter, indicated ( * ), after every 800 hours for machines NOT
originally equipped with Tennant True premium hydraulic fluid. (See Hydraulics section).
BF -- Brake fluid
EO -- Engine oil, SAE 30
HYDO Tennant True premium hydraulic fluid or equivalent .
MPL -- Multipurpose gear lubricant, SAE 90
SPC -- Special lubricant, Lubriplate EMB grease, (TENNANT Part No. 01433--1)
WBG -- Wheel bearing grease