Service; Wearout Parts And Maintenance - Chamberlain LiftMaster Professional BARS1-LE Manual De Instrucciones

1.4

Service

Barrier units are not maintenance free and therefore need regular inspection. Hereby the number
and extent of the inspections depend on the frequency of use (number of cycles) and where the
unit is placed and less on the time span since the previous inspection. The operator must keep
an inspection record of all risks which describes and confirms the extent of the inspection.
An inspection record should contain:
• Visual inspection: apparent deficiencies, damages through vehicles, environmental influences
or vandalism. Visual inspection of safety installations and signposting. Frequency: depends on
where unit is placed and vehicle frequency: daily ? monthly to be carried out by a qualified /
experienced person (janitor, technician)
• Inspection / service: in addition to visual inspection. Complete inspection of unit regarding
mechanical signs of wear. If necessary exchange parts and repair.
• In order to make use of the guarantee it is necessary to conclude a maintenance contract with
the operator of the unit and to have regular maintenance / inspections of unit carried out.
Estimated cycles per annum:
Pole length
Up to 3m 1 sec.
Up to 4.5m 3 sec.
Up to 6m 6 sec.
6m -8m 6 sec.

1.4.1 Wearout parts and maintenance

• Balance spring
• Spring guide
• Drive mechanism
• Ball bearing rotary arms
• Screws
• Control
• Cables and connections
• Articulated poles
• Limit stops
• Limit switch Photocells
• Stability
• Soiling
• Corrosion of casing
• Barrier pole
• Fan (motor)
¼ yearly maintenance ½ yearly maintenance
250 000 125 000
200 000 100 000
100 000 50 000
25.000 15.000
750 000
250 000
250 000
250 000
every inspection = check (tighten)
every inspection = visual check (leak test)
every inspection = visual check
every inspection = visual check
every inspection = visual check
every inspection = visual check (soiling)
every inspection = check
every inspection = visual check
every inspection = visual check
every inspection = check for cracks
every inspection = noise/function
8/40
Yearly maintenance
75 000
50 000
25 000
5000
= exchange
= lubrication
= inspection of lubrication
= lubrication
Notes