BHT-212-MM

CHAPTER 7 - LIFTING AND JACKING

CONTENTS - MAINTENANCE PROCEDURES

Paragraph Chapter/Section Page

Number Title Number Number

7-1
7-1 Lifting helicopter .................................. 7-00-00 3

000
000 00
000
000
000
7-2 Lifting complete helicopter (mast installed) ..... 7-00-00 3

(l'
((DD
7-3 Lifting complete helicopter (mast removed) .... 7-00-00 3

((DD
7-4 Lifting complete helicopter (transmission
-+.

removed) ....................................... 7-00-00 3

7-5
7-5 Lifting tailboom only ............................ 7-00-00
-ti

JACKING

7-6
7-6 Jacking helicopter ................................ 7-00-00 7

FIGURES

Figure Page
z-n

Number Title Number

7-1 Hoisting complete helicopter .................................................

X22

7-1 4
7-2
7-2 Hoisting tailboom ............................................................ 6
7-3
7-3 Jacking ...................................................................... 8

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 B HT-212-M M

LIFTING AND JACKING

7-1. LIFTING HELICOPTER. 4. Hoist slowly with a constant lifting force.

7-2.LIFTING COMPLETE HELICOPTER 7-4. LIFTING COMPLETE HELICOPTER

(MAST INSTALLED). (TRANSMISSION REMOVED).

1. Attach a suitable hoist to pylon lift link

a-+
SPECIAL TOOLS REQUIRED
figure 7-1
(figure 7-1).

NUMBER NOMENCLATURE 2. Station a person at tail skid to steady

204-011-178-001 Clevis
helicopter when hoisting. If lifting beyond
reach from ground, use a rope to steady
helicopter.
1. Attach a 204-01 1-178-001 hoisting clevis,
or equivalent, to eye provided on retaining nut
at top of main rotor mast. Connect suitable
c<. ,,,
3. Hoist slowly with a constant lifting force.
0

hoist and take up slack.

7-5. LIFTING TAILBOOM ONLY.
2. Station a person at tail skid to steady
min

helicopter when hoisting. lifting beyond SPECIAL TOOLS REQUIRED

(:D

If
0-0

0(a

reach from ground, use a rope to steady

helicopter.
NUMBER NOMENCLATURE
3. Hoist slowly with a constant lifting force. T101626 Sling assembly

7-3. LIFTING COMPLETE HELICOPTER 1. figure

Attach sling assembly, T101626, (3, figure
(MAST REMOVED).
7-2 to suitable hoist and clevis.
7-2)

SPECIAL TOOLS REQUIRED

;z',
...11N

?'CAUTION '1
NUMBER NOMENCLATURE
DO NOT POSITION STRAP IN
Z<DnD
204-040-929-101 Lift plate and cover
AREA OF BAGGAGE COM-
204-011-178-001 Clevis PARTMENT DOOR. SUITABLE
woe-

STRAPS SHALL BE POSITIONED

AT BULKHEADS TO PREVENT
1. Install lift plate (204-040-929-101 or DAMAGE TO TAILBOOM SKIN.
equivalent) on transmission.
2. Position straps around tailboom at
+3Q
3=c

Q'0

2. Attach suitable hoist with clevis (204-011- bulkheads forward of vertical fin and aft of
'-.
.t0

178-001 or equivalent) to lifting eye. baggage door. Position sling at approximate

center of gravity to maintain balance.
..cud-O

3. Station a person at tail skid to steady

2)o0

helicopter when hoisting. lifting beyond 3. Support weight of tailboom with straps.
003-

If
reach from ground, use a rope to steady Take up slack and disconnect tailboom from
helicopter. Chapter 53
helicopter (Chapter 53).
7-00-00
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 BHT-212-MM

NOTE
2'CAUT.ON
For use of support assembly,
Chapter 53
T102012, refer to Chapter 53.
ENSURE TAILBOOM DOES NOT
m

m
ROTATE IN STRAPS

4. Hoist tailboom slowly with a steady force.

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B HT-212-M M

BAGGAGE COMPARTMENT
DOOR RIGHT SIDE

1. Hoist (1 Ton min. capacity)

2. Clevis
3. Sling assembly T101626
4. Strap
NOTE

Position sling assembly on tailboom to maintain

balance.

CAUTION
O0°

Q2 ENSURE STRAPS (4) ARE POSITIONED AND

jazz

DOUBLE WRAPPED AT BULKHEADS TO HELP

PREVENT TAILBOOM FROM FLIPPING OVER. DO
NOT POSITION STRAPS (4) IN AREA OF
BAGGAGE COMPARTMENT DOOR.

212-M-7-2

Figure 7-2. Hoisting tailboom

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 BHT-212-MM

JACKING

7-6. JACKING HELICOPTER. AREA IF WIND VELOCITY

o-<
EXCEEDS 20 KNOTS. HEAD
HELICOPTER INTO PREVAILING

m
SPECIAL TOOLS REQUIRED WIND.

NUMBER NOMENCLATURE PROVIDE SUITABLE SURFACE

FOR JACKS TO REST ON (LEVEL
Regent No. 988S, or Hydraulic tripod jacks HARD SURFACE OR EQUI-
equivalent (4 each, 6000 lb. VALENT).
capacity)
1. Raise helicopter as follows:

a. Tie down main rotor blades (Chapter

Chapter

wry
WARNING 10
10).

b. Place four hydraulic jacks in position

cow

Lam-
DO NOT ALLOW PERSONNEL TO figure 7-3
under jack point fittings (figure 7-3).
CRAWL INTO OR ONTO HELI-
COPTER WHILE RAISING OR
-WJ

c. Operate jack handles slowly and evenly

WHILE HELICOPTER IS at all four positions, being careful to keep
SUPPORTED ON JACKS. ROPE helicopter level, as it is raised to desired
Q':'

OFF AREA AND DISPLAY SIGNS height.

STATING `HELICOPTER ON
JACKS". 2. Lower helicopters as follows:

................... a. Slowly and carefully lower all four jacks

:Q:

CAUTION simultaneously.
b. Remove jacks and other equipment

E
,.-.
DO NOT PLACE HELICOPTER ON from area.
m

JACKS IN AN UNSHELTERED

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B HT-212-M M

BLADE TIEDOWN (REF)

i. Forward Jack Fitting (2)

2. Aft Jack Fitting (2)
212-M-7-3
212-900-001

Figure 7-3. Jacking

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