ZENAIR CH2000 SERVICE MANUAL
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SECTION III
INSPECTION
GENERAL
This section provides instructions for conducting scheduled inspections, unscheduled inspections,
replacement of time limited parts and corrosion control. Repair or replacement instructions for those
components found to be unserviceable are in the sections covering the applicable aircraft system.
Refer to Section II for lubrication and servicing instructions. Lubrication and servicing intervals should be
adjusted to take into account the aircraft operating conditions.
Refer to Section IIIA for Airworthiness Limitations.
All of the inspections are general visual inspections unless otherwise specified. They are to be performed by
trained and qualified personnel using appropriate tools and adequate lighting.
Prior to commencing the scheduled inspections listed in Table 1:
a.
Thoroughly clean the aircraft and engine;
b.
Remove or open the necessary inspection and access panels, the engine cowlings, the spinner and the
optional wheel fairings; and
c. Review the aircraft records for outstanding Airworthiness Directives (AD’s) ,
Airworthiness Limitations (AWLs), Service Bulletins (SBs) or other maintenance requirements (pitot
static system, ELT, fire extinguisher, etc.). Contact the manufacturer for latest AD, SB and Service
Letters.
Note:
In addition to the tasks specified in Table 1, do the preflight inspections described in the
Owner’s Manual.
SCHEDULED INSPECTIONS
Scheduled inspections include the items listed in Table 1 Inspection Form, the overhaul
requirements for the engine and propeller, the calendar time inspections and the one-time inspections done
following specified tasks. Do the following:
Inspection Form Requirements
Perform the tasks in Table 1 at the intervals shown. (Refer to Paragraph 6).
Overhaul Requirements
a.
Overhaul the engine (Lycoming 0-235) every 2400 flight hours in accordance with Lycoming Direct
Drive Engine Overhaul Manual P/N 602947.
b.
Overhaul the propeller (Sensenich Model 72-CK Series) every 2,000 flight hours in accordance with
Sensenich overhaul instructions (Ref. SPRM #590).
c.
Overhaul the magnetos every 2,400 flight hours in accordance with the manufacturer’s instructions.
(Ref. Unison Industries - Slick manual # L-1363 sect. 4).
d.
Overhaul the horizontal stabilator trim (electric) actuator every 2400 flight hrs. in accordance with the
manufacturer’s overhaul instructions.
Replacement of Time Limited Parts
The following parts are subject to the effects of aging and environmental deterioration and must be
replaced at the time indicated:
Fuel Line Hoses ( rear of firewall) - 5 years or 2400 hours, whichever comes first.
Brake Lines - 7 years
Pitot Static Lines - 7 years
When replacing the fuel lines rear of firewall, replace original fuel lines SAE-30R type with the Parker
SUPER-FLEX FL type.
When replacing the brakes lines and Pitot Static Lines, use Zenair nylon tube type 11 #487-4 or similar with
minimum working preasure of 250 P.S.I. Tube O.D. ¼”, I.D. 0.175 with wall thickness of 0.040. Equivilant
fittings to be used.
May-2011
3.1
