Chevrolet 10 Series 1970 Service Manual page 622

RADIATOR AND GRILLE 13-2
F ig . 2 — R adia tor M o u n tin g P A -10
NOTE: When rad iator re p a irs requ ire draining
and saving of the a n ti-fr e e z e , the follow in g p ro ­
cedure may be used to fa cilita te draining past
lo w e r parts:
1. Cut a 1 foot (or lon g er if desired ) p iece of 3/8 inch
I.D. hose.
2. Slip hose onto drain cock spout and route hose past
lo w e r parts.
3. Open cock and drain coolant into a clean container
— save fo r la te r r e fill.
CA, KA A N D PS-PE20-30 MODELS (Fig. 1)
Radiator Replacement
1. D rain radiator and disconnect w ater hoses and P ow -
e rg lid e coolant line i f so equipped.
2. R em ove fin g e r guard, i f so equipped (fig. 3).
3. If veh icle is equipped with a fan shroud, rem ove
shroud attaching s cre w s and carefu lly hang shroud
o v e r engine fan assem bly to provide clearance fo r
rad iator rem oval.
4. R em ove screw s attaching two retain ers to radiator
and support and rem ove retain ers.
5. L ift radiator up out of lo w er mounts.
out of veh icle if applicable.
6. Inspect lo w er pads
necessary.
7. L o w e r shroud and ra d iator into position and secure
shroud with two lo w e r screw s.
8. In stall two re ta in ers at top of radiator and shroud
with s ix screw s.
9. Connect rad iator hoses
lin e, f il l cooling system and check fo r leaks.
10. R e fe r to torque specification s in re a r of manual fo r
c o rre c t torque values.
PA 10 MODELS (Fig. 2)
Radiator Replacement
1. Drain rad iator and disconnect w ater hoses and Pow -
erg lid e coolant line o f applicable.
L ift shroud
and retain ers and replace if
and transm ission coolant
F ig . 3 — Fin ger G u a rd M o u n tin g
2. Rem ove mounting screw s attaching radiator to sup­
port and rem ove radiator fro m veh icle.
3. R eplace radiator mounting components if necessary.
Install radiator follow in g rem oval procedure in r e ­
4 .
v e r s e ord er. Connect radiator hoses and tran sm is­
sion coolant line, f i l l cooling system and check fo r
leaks.
5. R e fe r to torque specification s in re a r of manual fo r
c o rr e c t torque values.
P T 20-30 MODELS (Fig. 4 )
Radiator Replacement
1. Drain radiator and disconnect w ater hoses at rad ia­
tor and surge tank.
2. R em ove screw s securing
support and dash panel and rem ove fro m veh icle.
3. Rem ove shroud attaching screw s and ca refu lly hang
shroud o v e r engine fan assem bly to p rovide c le a r ­
ance fo r radiator rem oval.
Fig. 4— Radiator M ounting PT M odels
surge tank to radiator
CHEVROLET TRUCK SERVICE MANUAL